Home / 73,891.13-101,970.40-42,062.07

Finding the Fourth Proportional to 73,891.13, 101,970.40 and 42,062.07

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Solution

The fourth proportional to 73,891.13, 101,970.40 and 42,062.07 is: 58,046.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,891.13 : 101,970.40 = 42,062.07 : x
  2. Step 2: Convert to fraction form
    73,891.13/101,970.40 = 42,062.07/x
  3. Step 3: Cross multiply
    73,891.13x = 101,970.40 × 42,062.07
  4. Step 4: Simplify right side
    73,891.13x = 4,289,086,102.73
  5. Step 5: Solve for x
    x = 4,289,086,102.73/73,891.13
  6. Step 6: Final answer
    x = 58,046.02

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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.