Home / 55,687.60-83,521.68-16,240.60

Finding the Fourth Proportional to 55,687.60, 83,521.68 and 16,240.60

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Solution

The fourth proportional to 55,687.60, 83,521.68 and 16,240.60 is: 24,358.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,687.60 : 83,521.68 = 16,240.60 : x
  2. Step 2: Convert to fraction form
    55,687.60/83,521.68 = 16,240.60/x
  3. Step 3: Cross multiply
    55,687.60x = 83,521.68 × 16,240.60
  4. Step 4: Simplify right side
    55,687.60x = 1,356,442,196.21
  5. Step 5: Solve for x
    x = 1,356,442,196.21/55,687.60
  6. Step 6: Final answer
    x = 24,358.07

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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.