Home / 54,522.35-81,652.28-36,938.87

Finding the Fourth Proportional to 54,522.35, 81,652.28 and 36,938.87

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Solution

The fourth proportional to 54,522.35, 81,652.28 and 36,938.87 is: 55,319.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,522.35 : 81,652.28 = 36,938.87 : x
  2. Step 2: Convert to fraction form
    54,522.35/81,652.28 = 36,938.87/x
  3. Step 3: Cross multiply
    54,522.35x = 81,652.28 × 36,938.87
  4. Step 4: Simplify right side
    54,522.35x = 3,016,142,363.17
  5. Step 5: Solve for x
    x = 3,016,142,363.17/54,522.35
  6. Step 6: Final answer
    x = 55,319.38

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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.