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Finding the Fourth Proportional to 87,473.40, 131,210.10 and 24,293.40

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Solution

The fourth proportional to 87,473.40, 131,210.10 and 24,293.40 is: 36,440.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,473.40 : 131,210.10 = 24,293.40 : x
  2. Step 2: Convert to fraction form
    87,473.40/131,210.10 = 24,293.40/x
  3. Step 3: Cross multiply
    87,473.40x = 131,210.10 × 24,293.40
  4. Step 4: Simplify right side
    87,473.40x = 3,187,539,443.34
  5. Step 5: Solve for x
    x = 3,187,539,443.34/87,473.40
  6. Step 6: Final answer
    x = 36,440.10

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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.