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Finding the Fourth Proportional to 98,498.25, 147,747.38 and 24,626.25

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Solution

The fourth proportional to 98,498.25, 147,747.38 and 24,626.25 is: 36,939.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,498.25 : 147,747.38 = 24,626.25 : x
  2. Step 2: Convert to fraction form
    98,498.25/147,747.38 = 24,626.25/x
  3. Step 3: Cross multiply
    98,498.25x = 147,747.38 × 24,626.25
  4. Step 4: Simplify right side
    98,498.25x = 3,638,463,793.59
  5. Step 5: Solve for x
    x = 3,638,463,793.59/98,498.25
  6. Step 6: Final answer
    x = 36,939.38

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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.