Home / 55,686.54-83,521.17-16,239.54

Finding the Fourth Proportional to 55,686.54, 83,521.17 and 16,239.54

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Solution

The fourth proportional to 55,686.54, 83,521.17 and 16,239.54 is: 24,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,686.54 : 83,521.17 = 16,239.54 : x
  2. Step 2: Convert to fraction form
    55,686.54/83,521.17 = 16,239.54/x
  3. Step 3: Cross multiply
    55,686.54x = 83,521.17 × 16,239.54
  4. Step 4: Simplify right side
    55,686.54x = 1,356,345,381.06
  5. Step 5: Solve for x
    x = 1,356,345,381.06/55,686.54
  6. Step 6: Final answer
    x = 24,356.79

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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.