Home / 106,585.10-147,083.55-58,838.30

Finding the Fourth Proportional to 106,585.10, 147,083.55 and 58,838.30

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Solution

The fourth proportional to 106,585.10, 147,083.55 and 58,838.30 is: 81,194.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,585.10 : 147,083.55 = 58,838.30 : x
  2. Step 2: Convert to fraction form
    106,585.10/147,083.55 = 58,838.30/x
  3. Step 3: Cross multiply
    106,585.10x = 147,083.55 × 58,838.30
  4. Step 4: Simplify right side
    106,585.10x = 8,654,146,039.97
  5. Step 5: Solve for x
    x = 8,654,146,039.97/106,585.10
  6. Step 6: Final answer
    x = 81,194.71

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1.5x scale

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.