Home / 123,643.50-185,174.61-60,265.01

Finding the Fourth Proportional to 123,643.50, 185,174.61 and 60,265.01

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Solution

The fourth proportional to 123,643.50, 185,174.61 and 60,265.01 is: 90,255.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,643.50 : 185,174.61 = 60,265.01 : x
  2. Step 2: Convert to fraction form
    123,643.50/185,174.61 = 60,265.01/x
  3. Step 3: Cross multiply
    123,643.50x = 185,174.61 × 60,265.01
  4. Step 4: Simplify right side
    123,643.50x = 11,159,549,433.38
  5. Step 5: Solve for x
    x = 11,159,549,433.38/123,643.50
  6. Step 6: Final answer
    x = 90,255.85

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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.