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Finding the Fourth Proportional to 118,555.52, 177,833.27 and 48,434.83

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Solution

The fourth proportional to 118,555.52, 177,833.27 and 48,434.83 is: 72,652.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,555.52 : 177,833.27 = 48,434.83 : x
  2. Step 2: Convert to fraction form
    118,555.52/177,833.27 = 48,434.83/x
  3. Step 3: Cross multiply
    118,555.52x = 177,833.27 × 48,434.83
  4. Step 4: Simplify right side
    118,555.52x = 8,613,323,877.30
  5. Step 5: Solve for x
    x = 8,613,323,877.30/118,555.52
  6. Step 6: Final answer
    x = 72,652.24

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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.