Home / 48,257.43-72,401.10-21,625.86

Finding the Fourth Proportional to 48,257.43, 72,401.10 and 21,625.86

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Solution

The fourth proportional to 48,257.43, 72,401.10 and 21,625.86 is: 32,445.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,257.43 : 72,401.10 = 21,625.86 : x
  2. Step 2: Convert to fraction form
    48,257.43/72,401.10 = 21,625.86/x
  3. Step 3: Cross multiply
    48,257.43x = 72,401.10 × 21,625.86
  4. Step 4: Simplify right side
    48,257.43x = 1,565,736,052.45
  5. Step 5: Solve for x
    x = 1,565,736,052.45/48,257.43
  6. Step 6: Final answer
    x = 32,445.49

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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.