Home / 113,417.92-156,515.46-62,429.54

Finding the Fourth Proportional to 113,417.92, 156,515.46 and 62,429.54

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Solution

The fourth proportional to 113,417.92, 156,515.46 and 62,429.54 is: 86,152.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,417.92 : 156,515.46 = 62,429.54 : x
  2. Step 2: Convert to fraction form
    113,417.92/156,515.46 = 62,429.54/x
  3. Step 3: Cross multiply
    113,417.92x = 156,515.46 × 62,429.54
  4. Step 4: Simplify right side
    113,417.92x = 9,771,187,154.00
  5. Step 5: Solve for x
    x = 9,771,187,154.00/113,417.92
  6. Step 6: Final answer
    x = 86,152.06

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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.