Home / 113,734.86-156,959.56-63,424.14

Finding the Fourth Proportional to 113,734.86, 156,959.56 and 63,424.14

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Solution

The fourth proportional to 113,734.86, 156,959.56 and 63,424.14 is: 87,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,734.86 : 156,959.56 = 63,424.14 : x
  2. Step 2: Convert to fraction form
    113,734.86/156,959.56 = 63,424.14/x
  3. Step 3: Cross multiply
    113,734.86x = 156,959.56 × 63,424.14
  4. Step 4: Simplify right side
    113,734.86x = 9,955,025,107.78
  5. Step 5: Solve for x
    x = 9,955,025,107.78/113,734.86
  6. Step 6: Final answer
    x = 87,528.35

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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.