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Finding the Fourth Proportional to 117,650.04, 176,502.74 and 38,764.27

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Solution

The fourth proportional to 117,650.04, 176,502.74 and 38,764.27 is: 58,155.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,650.04 : 176,502.74 = 38,764.27 : x
  2. Step 2: Convert to fraction form
    117,650.04/176,502.74 = 38,764.27/x
  3. Step 3: Cross multiply
    117,650.04x = 176,502.74 × 38,764.27
  4. Step 4: Simplify right side
    117,650.04x = 6,841,999,121.13
  5. Step 5: Solve for x
    x = 6,841,999,121.13/117,650.04
  6. Step 6: Final answer
    x = 58,155.52

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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.