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Finding the Fourth Proportional to 251,646.86, 377,535.63 and 93,876.50

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Solution

The fourth proportional to 251,646.86, 377,535.63 and 93,876.50 is: 140,839.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,646.86 : 377,535.63 = 93,876.50 : x
  2. Step 2: Convert to fraction form
    251,646.86/377,535.63 = 93,876.50/x
  3. Step 3: Cross multiply
    251,646.86x = 377,535.63 × 93,876.50
  4. Step 4: Simplify right side
    251,646.86x = 35,441,723,569.70
  5. Step 5: Solve for x
    x = 35,441,723,569.70/251,646.86
  6. Step 6: Final answer
    x = 140,839.12

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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.