Home / 99,923.61-137,896.17-59,660.94

Finding the Fourth Proportional to 99,923.61, 137,896.17 and 59,660.94

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Solution

The fourth proportional to 99,923.61, 137,896.17 and 59,660.94 is: 82,333.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,923.61 : 137,896.17 = 59,660.94 : x
  2. Step 2: Convert to fraction form
    99,923.61/137,896.17 = 59,660.94/x
  3. Step 3: Cross multiply
    99,923.61x = 137,896.17 × 59,660.94
  4. Step 4: Simplify right side
    99,923.61x = 8,227,015,124.60
  5. Step 5: Solve for x
    x = 8,227,015,124.60/99,923.61
  6. Step 6: Final answer
    x = 82,333.05

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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.