Home / 68,255.07-94,164.23-45,295.70

Finding the Fourth Proportional to 68,255.07, 94,164.23 and 45,295.70

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Solution

The fourth proportional to 68,255.07, 94,164.23 and 45,295.70 is: 62,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,255.07 : 94,164.23 = 45,295.70 : x
  2. Step 2: Convert to fraction form
    68,255.07/94,164.23 = 45,295.70/x
  3. Step 3: Cross multiply
    68,255.07x = 94,164.23 × 45,295.70
  4. Step 4: Simplify right side
    68,255.07x = 4,265,234,015.51
  5. Step 5: Solve for x
    x = 4,265,234,015.51/68,255.07
  6. Step 6: Final answer
    x = 62,489.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.