Home / 98,759.92-148,158.31-39,600.22

Finding the Fourth Proportional to 98,759.92, 148,158.31 and 39,600.22

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Solution

The fourth proportional to 98,759.92, 148,158.31 and 39,600.22 is: 59,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,759.92 : 148,158.31 = 39,600.22 : x
  2. Step 2: Convert to fraction form
    98,759.92/148,158.31 = 39,600.22/x
  3. Step 3: Cross multiply
    98,759.92x = 148,158.31 × 39,600.22
  4. Step 4: Simplify right side
    98,759.92x = 5,867,101,670.83
  5. Step 5: Solve for x
    x = 5,867,101,670.83/98,759.92
  6. Step 6: Final answer
    x = 59,407.72

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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.