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Finding the Fourth Proportional to 98,114.20, 147,171.30 and 24,242.20

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Solution

The fourth proportional to 98,114.20, 147,171.30 and 24,242.20 is: 36,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,114.20 : 147,171.30 = 24,242.20 : x
  2. Step 2: Convert to fraction form
    98,114.20/147,171.30 = 24,242.20/x
  3. Step 3: Cross multiply
    98,114.20x = 147,171.30 × 24,242.20
  4. Step 4: Simplify right side
    98,114.20x = 3,567,756,088.86
  5. Step 5: Solve for x
    x = 3,567,756,088.86/98,114.20
  6. Step 6: Final answer
    x = 36,363.30

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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.