Home / 73,721.02-101,731.17-41,885.50

Finding the Fourth Proportional to 73,721.02, 101,731.17 and 41,885.50

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Solution

The fourth proportional to 73,721.02, 101,731.17 and 41,885.50 is: 57,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,721.02 : 101,731.17 = 41,885.50 : x
  2. Step 2: Convert to fraction form
    73,721.02/101,731.17 = 41,885.50/x
  3. Step 3: Cross multiply
    73,721.02x = 101,731.17 × 41,885.50
  4. Step 4: Simplify right side
    73,721.02x = 4,261,060,921.04
  5. Step 5: Solve for x
    x = 4,261,060,921.04/73,721.02
  6. Step 6: Final answer
    x = 57,799.81

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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.