Home / 75,180.52-103,638.18-59,233.24

Finding the Fourth Proportional to 75,180.52, 103,638.18 and 59,233.24

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Solution

The fourth proportional to 75,180.52, 103,638.18 and 59,233.24 is: 81,654.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,180.52 : 103,638.18 = 59,233.24 : x
  2. Step 2: Convert to fraction form
    75,180.52/103,638.18 = 59,233.24/x
  3. Step 3: Cross multiply
    75,180.52x = 103,638.18 × 59,233.24
  4. Step 4: Simplify right side
    75,180.52x = 6,138,825,189.10
  5. Step 5: Solve for x
    x = 6,138,825,189.10/75,180.52
  6. Step 6: Final answer
    x = 81,654.47

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1.5x scale

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.