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Finding the Fourth Proportional to 176,761.57, 265,183.88 and 58,432.90

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Solution

The fourth proportional to 176,761.57, 265,183.88 and 58,432.90 is: 87,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,761.57 : 265,183.88 = 58,432.90 : x
  2. Step 2: Convert to fraction form
    176,761.57/265,183.88 = 58,432.90/x
  3. Step 3: Cross multiply
    176,761.57x = 265,183.88 × 58,432.90
  4. Step 4: Simplify right side
    176,761.57x = 15,495,463,141.65
  5. Step 5: Solve for x
    x = 15,495,463,141.65/176,761.57
  6. Step 6: Final answer
    x = 87,663.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.