Home / 251,927.70-377,891.55-177,132.30

Finding the Fourth Proportional to 251,927.70, 377,891.55 and 177,132.30

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Solution

The fourth proportional to 251,927.70, 377,891.55 and 177,132.30 is: 265,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,927.70 : 377,891.55 = 177,132.30 : x
  2. Step 2: Convert to fraction form
    251,927.70/377,891.55 = 177,132.30/x
  3. Step 3: Cross multiply
    251,927.70x = 377,891.55 × 177,132.30
  4. Step 4: Simplify right side
    251,927.70x = 66,936,799,402.07
  5. Step 5: Solve for x
    x = 66,936,799,402.07/251,927.70
  6. Step 6: Final answer
    x = 265,698.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.