Home / 55,531.08-83,325.24-30,591

Finding the Fourth Proportional to 55,531.08, 83,325.24 and 30,591

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Solution

The fourth proportional to 55,531.08, 83,325.24 and 30,591 is: 45,902.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,531.08 : 83,325.24 = 30,591 : x
  2. Step 2: Convert to fraction form
    55,531.08/83,325.24 = 30,591/x
  3. Step 3: Cross multiply
    55,531.08x = 83,325.24 × 30,591
  4. Step 4: Simplify right side
    55,531.08x = 2,549,002,416.84
  5. Step 5: Solve for x
    x = 2,549,002,416.84/55,531.08
  6. Step 6: Final answer
    x = 45,902.27

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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.