Home / 113,458.32-156,561.66-62,470.44

Finding the Fourth Proportional to 113,458.32, 156,561.66 and 62,470.44

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Solution

The fourth proportional to 113,458.32, 156,561.66 and 62,470.44 is: 86,203.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,458.32 : 156,561.66 = 62,470.44 : x
  2. Step 2: Convert to fraction form
    113,458.32/156,561.66 = 62,470.44/x
  3. Step 3: Cross multiply
    113,458.32x = 156,561.66 × 62,470.44
  4. Step 4: Simplify right side
    113,458.32x = 9,780,475,787.33
  5. Step 5: Solve for x
    x = 9,780,475,787.33/113,458.32
  6. Step 6: Final answer
    x = 86,203.25

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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.