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Finding the Fourth Proportional to 176,314.89, 243,315.04 and 95,743.76

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Solution

The fourth proportional to 176,314.89, 243,315.04 and 95,743.76 is: 132,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,314.89 : 243,315.04 = 95,743.76 : x
  2. Step 2: Convert to fraction form
    176,314.89/243,315.04 = 95,743.76/x
  3. Step 3: Cross multiply
    176,314.89x = 243,315.04 × 95,743.76
  4. Step 4: Simplify right side
    176,314.89x = 23,295,896,794.15
  5. Step 5: Solve for x
    x = 23,295,896,794.15/176,314.89
  6. Step 6: Final answer
    x = 132,126.66

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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.