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Finding the Fourth Proportional to 121,854.86, 182,730.00 and 41,900.87

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Solution

The fourth proportional to 121,854.86, 182,730.00 and 41,900.87 is: 62,833.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,854.86 : 182,730.00 = 41,900.87 : x
  2. Step 2: Convert to fraction form
    121,854.86/182,730.00 = 41,900.87/x
  3. Step 3: Cross multiply
    121,854.86x = 182,730.00 × 41,900.87
  4. Step 4: Simplify right side
    121,854.86x = 7,656,545,957.28
  5. Step 5: Solve for x
    x = 7,656,545,957.28/121,854.86
  6. Step 6: Final answer
    x = 62,833.33

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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.