Home / 98,690.26-147,996.78-32,114.20

Finding the Fourth Proportional to 98,690.26, 147,996.78 and 32,114.20

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Solution

The fourth proportional to 98,690.26, 147,996.78 and 32,114.20 is: 48,158.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,690.26 : 147,996.78 = 32,114.20 : x
  2. Step 2: Convert to fraction form
    98,690.26/147,996.78 = 32,114.20/x
  3. Step 3: Cross multiply
    98,690.26x = 147,996.78 × 32,114.20
  4. Step 4: Simplify right side
    98,690.26x = 4,752,798,192.28
  5. Step 5: Solve for x
    x = 4,752,798,192.28/98,690.26
  6. Step 6: Final answer
    x = 48,158.74

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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.