Home / 107,116.97-147,816.09-59,369.90

Finding the Fourth Proportional to 107,116.97, 147,816.09 and 59,369.90

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Solution

The fourth proportional to 107,116.97, 147,816.09 and 59,369.90 is: 81,927.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,116.97 : 147,816.09 = 59,369.90 : x
  2. Step 2: Convert to fraction form
    107,116.97/147,816.09 = 59,369.90/x
  3. Step 3: Cross multiply
    107,116.97x = 147,816.09 × 59,369.90
  4. Step 4: Simplify right side
    107,116.97x = 8,775,825,742.61
  5. Step 5: Solve for x
    x = 8,775,825,742.61/107,116.97
  6. Step 6: Final answer
    x = 81,927.51

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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.