Home / 176,581.50-243,682.47-101,134.86

Finding the Fourth Proportional to 176,581.50, 243,682.47 and 101,134.86

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Solution

The fourth proportional to 176,581.50, 243,682.47 and 101,134.86 is: 139,566.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,581.50 : 243,682.47 = 101,134.86 : x
  2. Step 2: Convert to fraction form
    176,581.50/243,682.47 = 101,134.86/x
  3. Step 3: Cross multiply
    176,581.50x = 243,682.47 × 101,134.86
  4. Step 4: Simplify right side
    176,581.50x = 24,644,792,487.90
  5. Step 5: Solve for x
    x = 24,644,792,487.90/176,581.50
  6. Step 6: Final answer
    x = 139,566.11

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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.