Home / 103,659.62-155,240.26-59,151.43

Finding the Fourth Proportional to 103,659.62, 155,240.26 and 59,151.43

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Solution

The fourth proportional to 103,659.62, 155,240.26 and 59,151.43 is: 88,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,659.62 : 155,240.26 = 59,151.43 : x
  2. Step 2: Convert to fraction form
    103,659.62/155,240.26 = 59,151.43/x
  3. Step 3: Cross multiply
    103,659.62x = 155,240.26 × 59,151.43
  4. Step 4: Simplify right side
    103,659.62x = 9,182,683,372.57
  5. Step 5: Solve for x
    x = 9,182,683,372.57/103,659.62
  6. Step 6: Final answer
    x = 88,584.96

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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.