Home / 99,795.73-137,719.40-59,532.76

Finding the Fourth Proportional to 99,795.73, 137,719.40 and 59,532.76

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Solution

The fourth proportional to 99,795.73, 137,719.40 and 59,532.76 is: 82,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,795.73 : 137,719.40 = 59,532.76 : x
  2. Step 2: Convert to fraction form
    99,795.73/137,719.40 = 59,532.76/x
  3. Step 3: Cross multiply
    99,795.73x = 137,719.40 × 59,532.76
  4. Step 4: Simplify right side
    99,795.73x = 8,198,815,987.54
  5. Step 5: Solve for x
    x = 8,198,815,987.54/99,795.73
  6. Step 6: Final answer
    x = 82,155.98

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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.