Home / 98,532.90-147,799.35-45,947.70

Finding the Fourth Proportional to 98,532.90, 147,799.35 and 45,947.70

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Solution

The fourth proportional to 98,532.90, 147,799.35 and 45,947.70 is: 68,921.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,532.90 : 147,799.35 = 45,947.70 : x
  2. Step 2: Convert to fraction form
    98,532.90/147,799.35 = 45,947.70/x
  3. Step 3: Cross multiply
    98,532.90x = 147,799.35 × 45,947.70
  4. Step 4: Simplify right side
    98,532.90x = 6,791,040,194.00
  5. Step 5: Solve for x
    x = 6,791,040,194.00/98,532.90
  6. Step 6: Final answer
    x = 68,921.55

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Similar ratio
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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.