Home / 123,593.20-185,389.80-61,385.20

Finding the Fourth Proportional to 123,593.20, 185,389.80 and 61,385.20

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Solution

The fourth proportional to 123,593.20, 185,389.80 and 61,385.20 is: 92,077.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,593.20 : 185,389.80 = 61,385.20 : x
  2. Step 2: Convert to fraction form
    123,593.20/185,389.80 = 61,385.20/x
  3. Step 3: Cross multiply
    123,593.20x = 185,389.80 × 61,385.20
  4. Step 4: Simplify right side
    123,593.20x = 11,380,189,950.96
  5. Step 5: Solve for x
    x = 11,380,189,950.96/123,593.20
  6. Step 6: Final answer
    x = 92,077.80

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1.5x scale

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.