Home / 48,355.84-66,738.18-29,503.90

Finding the Fourth Proportional to 48,355.84, 66,738.18 and 29,503.90

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Solution

The fourth proportional to 48,355.84, 66,738.18 and 29,503.90 is: 40,719.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,355.84 : 66,738.18 = 29,503.90 : x
  2. Step 2: Convert to fraction form
    48,355.84/66,738.18 = 29,503.90/x
  3. Step 3: Cross multiply
    48,355.84x = 66,738.18 × 29,503.90
  4. Step 4: Simplify right side
    48,355.84x = 1,969,036,588.90
  5. Step 5: Solve for x
    x = 1,969,036,588.90/48,355.84
  6. Step 6: Final answer
    x = 40,719.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.