Home / 73,040.80-109,577.70-23,123.92

Finding the Fourth Proportional to 73,040.80, 109,577.70 and 23,123.92

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Solution

The fourth proportional to 73,040.80, 109,577.70 and 23,123.92 is: 34,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,040.80 : 109,577.70 = 23,123.92 : x
  2. Step 2: Convert to fraction form
    73,040.80/109,577.70 = 23,123.92/x
  3. Step 3: Cross multiply
    73,040.80x = 109,577.70 × 23,123.92
  4. Step 4: Simplify right side
    73,040.80x = 2,533,865,968.58
  5. Step 5: Solve for x
    x = 2,533,865,968.58/73,040.80
  6. Step 6: Final answer
    x = 34,691.10

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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.