Home / 48,261.62-72,401.54-18,284.85

Finding the Fourth Proportional to 48,261.62, 72,401.54 and 18,284.85

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Solution

The fourth proportional to 48,261.62, 72,401.54 and 18,284.85 is: 27,430.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,261.62 : 72,401.54 = 18,284.85 : x
  2. Step 2: Convert to fraction form
    48,261.62/72,401.54 = 18,284.85/x
  3. Step 3: Cross multiply
    48,261.62x = 72,401.54 × 18,284.85
  4. Step 4: Simplify right side
    48,261.62x = 1,323,851,207.24
  5. Step 5: Solve for x
    x = 1,323,851,207.24/48,261.62
  6. Step 6: Final answer
    x = 27,430.72

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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.