Home / 113,337.74-156,406.41-62,353.78

Finding the Fourth Proportional to 113,337.74, 156,406.41 and 62,353.78

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Solution

The fourth proportional to 113,337.74, 156,406.41 and 62,353.78 is: 86,048.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,337.74 : 156,406.41 = 62,353.78 : x
  2. Step 2: Convert to fraction form
    113,337.74/156,406.41 = 62,353.78/x
  3. Step 3: Cross multiply
    113,337.74x = 156,406.41 × 62,353.78
  4. Step 4: Simplify right side
    113,337.74x = 9,752,530,488.71
  5. Step 5: Solve for x
    x = 9,752,530,488.71/113,337.74
  6. Step 6: Final answer
    x = 86,048.39

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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.