Home / 113,572.98-156,728.61-62,590.44

Finding the Fourth Proportional to 113,572.98, 156,728.61 and 62,590.44

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Solution

The fourth proportional to 113,572.98, 156,728.61 and 62,590.44 is: 86,373.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,572.98 : 156,728.61 = 62,590.44 : x
  2. Step 2: Convert to fraction form
    113,572.98/156,728.61 = 62,590.44/x
  3. Step 3: Cross multiply
    113,572.98x = 156,728.61 × 62,590.44
  4. Step 4: Simplify right side
    113,572.98x = 9,809,712,660.49
  5. Step 5: Solve for x
    x = 9,809,712,660.49/113,572.98
  6. Step 6: Final answer
    x = 86,373.65

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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.