Home / 106,805.85-147,391.69-60,235.02

Finding the Fourth Proportional to 106,805.85, 147,391.69 and 60,235.02

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Solution

The fourth proportional to 106,805.85, 147,391.69 and 60,235.02 is: 83,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,805.85 : 147,391.69 = 60,235.02 : x
  2. Step 2: Convert to fraction form
    106,805.85/147,391.69 = 60,235.02/x
  3. Step 3: Cross multiply
    106,805.85x = 147,391.69 × 60,235.02
  4. Step 4: Simplify right side
    106,805.85x = 8,878,140,691.68
  5. Step 5: Solve for x
    x = 8,878,140,691.68/106,805.85
  6. Step 6: Final answer
    x = 83,124.11

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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.