Home / 116,687.18-175,039.97-57,490.58

Finding the Fourth Proportional to 116,687.18, 175,039.97 and 57,490.58

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Solution

The fourth proportional to 116,687.18, 175,039.97 and 57,490.58 is: 86,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,687.18 : 175,039.97 = 57,490.58 : x
  2. Step 2: Convert to fraction form
    116,687.18/175,039.97 = 57,490.58/x
  3. Step 3: Cross multiply
    116,687.18x = 175,039.97 × 57,490.58
  4. Step 4: Simplify right side
    116,687.18x = 10,063,148,235.83
  5. Step 5: Solve for x
    x = 10,063,148,235.83/116,687.18
  6. Step 6: Final answer
    x = 86,240.40

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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.