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Finding the Fourth Proportional to 251,686.88, 377,595.64 and 93,916.52

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Solution

The fourth proportional to 251,686.88, 377,595.64 and 93,916.52 is: 140,899.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,686.88 : 377,595.64 = 93,916.52 : x
  2. Step 2: Convert to fraction form
    251,686.88/377,595.64 = 93,916.52/x
  3. Step 3: Cross multiply
    251,686.88x = 377,595.64 × 93,916.52
  4. Step 4: Simplify right side
    251,686.88x = 35,462,468,475.97
  5. Step 5: Solve for x
    x = 35,462,468,475.97/251,686.88
  6. Step 6: Final answer
    x = 140,899.15

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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.