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Finding the Fourth Proportional to 251,757.44, 377,701.76 and 93,987.20

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Solution

The fourth proportional to 251,757.44, 377,701.76 and 93,987.20 is: 141,005.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,757.44 : 377,701.76 = 93,987.20 : x
  2. Step 2: Convert to fraction form
    251,757.44/377,701.76 = 93,987.20/x
  3. Step 3: Cross multiply
    251,757.44x = 377,701.76 × 93,987.20
  4. Step 4: Simplify right side
    251,757.44x = 35,499,130,857.47
  5. Step 5: Solve for x
    x = 35,499,130,857.47/251,757.44
  6. Step 6: Final answer
    x = 141,005.29

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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.