Home / 97,575.08-134,651.85-55,132.70

Finding the Fourth Proportional to 97,575.08, 134,651.85 and 55,132.70

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Solution

The fourth proportional to 97,575.08, 134,651.85 and 55,132.70 is: 76,082.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,575.08 : 134,651.85 = 55,132.70 : x
  2. Step 2: Convert to fraction form
    97,575.08/134,651.85 = 55,132.70/x
  3. Step 3: Cross multiply
    97,575.08x = 134,651.85 × 55,132.70
  4. Step 4: Simplify right side
    97,575.08x = 7,423,720,050.50
  5. Step 5: Solve for x
    x = 7,423,720,050.50/97,575.08
  6. Step 6: Final answer
    x = 76,082.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.