Home / 106,758.42-147,329.64-59,016.18

Finding the Fourth Proportional to 106,758.42, 147,329.64 and 59,016.18

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Solution

The fourth proportional to 106,758.42, 147,329.64 and 59,016.18 is: 81,444.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,758.42 : 147,329.64 = 59,016.18 : x
  2. Step 2: Convert to fraction form
    106,758.42/147,329.64 = 59,016.18/x
  3. Step 3: Cross multiply
    106,758.42x = 147,329.64 × 59,016.18
  4. Step 4: Simplify right side
    106,758.42x = 8,694,832,553.58
  5. Step 5: Solve for x
    x = 8,694,832,553.58/106,758.42
  6. Step 6: Final answer
    x = 81,444.00

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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.