Home / 186,218.43-279,330.24-53,098.74

Finding the Fourth Proportional to 186,218.43, 279,330.24 and 53,098.74

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Solution

The fourth proportional to 186,218.43, 279,330.24 and 53,098.74 is: 79,648.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,218.43 : 279,330.24 = 53,098.74 : x
  2. Step 2: Convert to fraction form
    186,218.43/279,330.24 = 53,098.74/x
  3. Step 3: Cross multiply
    186,218.43x = 279,330.24 × 53,098.74
  4. Step 4: Simplify right side
    186,218.43x = 14,832,083,787.90
  5. Step 5: Solve for x
    x = 14,832,083,787.90/186,218.43
  6. Step 6: Final answer
    x = 79,648.85

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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.