Home / 48,301.73-72,444.28-12,763.43

Finding the Fourth Proportional to 48,301.73, 72,444.28 and 12,763.43

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Solution

The fourth proportional to 48,301.73, 72,444.28 and 12,763.43 is: 19,142.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,301.73 : 72,444.28 = 12,763.43 : x
  2. Step 2: Convert to fraction form
    48,301.73/72,444.28 = 12,763.43/x
  3. Step 3: Cross multiply
    48,301.73x = 72,444.28 × 12,763.43
  4. Step 4: Simplify right side
    48,301.73x = 924,637,496.68
  5. Step 5: Solve for x
    x = 924,637,496.68/48,301.73
  6. Step 6: Final answer
    x = 19,142.95

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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.