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Finding the Fourth Proportional to 98,306.20, 147,459.40 and 24,434.20

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Solution

The fourth proportional to 98,306.20, 147,459.40 and 24,434.20 is: 36,651.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,306.20 : 147,459.40 = 24,434.20 : x
  2. Step 2: Convert to fraction form
    98,306.20/147,459.40 = 24,434.20/x
  3. Step 3: Cross multiply
    98,306.20x = 147,459.40 × 24,434.20
  4. Step 4: Simplify right side
    98,306.20x = 3,603,052,471.48
  5. Step 5: Solve for x
    x = 3,603,052,471.48/98,306.20
  6. Step 6: Final answer
    x = 36,651.32

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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.