Home / 123,771.14-185,686.93-39,531.24

Finding the Fourth Proportional to 123,771.14, 185,686.93 and 39,531.24

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Solution

The fourth proportional to 123,771.14, 185,686.93 and 39,531.24 is: 59,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,771.14 : 185,686.93 = 39,531.24 : x
  2. Step 2: Convert to fraction form
    123,771.14/185,686.93 = 39,531.24/x
  3. Step 3: Cross multiply
    123,771.14x = 185,686.93 × 39,531.24
  4. Step 4: Simplify right side
    123,771.14x = 7,340,434,644.11
  5. Step 5: Solve for x
    x = 7,340,434,644.11/123,771.14
  6. Step 6: Final answer
    x = 59,306.51

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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.