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Finding the Fourth Proportional to 235,666.16, 353,494.46 and 58,174.71

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Solution

The fourth proportional to 235,666.16, 353,494.46 and 58,174.71 is: 87,260.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,666.16 : 353,494.46 = 58,174.71 : x
  2. Step 2: Convert to fraction form
    235,666.16/353,494.46 = 58,174.71/x
  3. Step 3: Cross multiply
    235,666.16x = 353,494.46 × 58,174.71
  4. Step 4: Simplify right side
    235,666.16x = 20,564,437,406.23
  5. Step 5: Solve for x
    x = 20,564,437,406.23/235,666.16
  6. Step 6: Final answer
    x = 87,260.88

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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.