Home / 55,017.17-82,572.92-54,603.01

Finding the Fourth Proportional to 55,017.17, 82,572.92 and 54,603.01

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Solution

The fourth proportional to 55,017.17, 82,572.92 and 54,603.01 is: 81,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,017.17 : 82,572.92 = 54,603.01 : x
  2. Step 2: Convert to fraction form
    55,017.17/82,572.92 = 54,603.01/x
  3. Step 3: Cross multiply
    55,017.17x = 82,572.92 × 54,603.01
  4. Step 4: Simplify right side
    55,017.17x = 4,508,730,011.45
  5. Step 5: Solve for x
    x = 4,508,730,011.45/55,017.17
  6. Step 6: Final answer
    x = 81,951.32

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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.