Home / 113,733.75-156,952.59-63,432.75

Finding the Fourth Proportional to 113,733.75, 156,952.59 and 63,432.75

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Solution

The fourth proportional to 113,733.75, 156,952.59 and 63,432.75 is: 87,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,733.75 : 156,952.59 = 63,432.75 : x
  2. Step 2: Convert to fraction form
    113,733.75/156,952.59 = 63,432.75/x
  3. Step 3: Cross multiply
    113,733.75x = 156,952.59 × 63,432.75
  4. Step 4: Simplify right side
    113,733.75x = 9,955,934,403.32
  5. Step 5: Solve for x
    x = 9,955,934,403.32/113,733.75
  6. Step 6: Final answer
    x = 87,537.20

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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.