Home / 107,179.65-147,905.33-59,433.39

Finding the Fourth Proportional to 107,179.65, 147,905.33 and 59,433.39

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Solution

The fourth proportional to 107,179.65, 147,905.33 and 59,433.39 is: 82,016.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,179.65 : 147,905.33 = 59,433.39 : x
  2. Step 2: Convert to fraction form
    107,179.65/147,905.33 = 59,433.39/x
  3. Step 3: Cross multiply
    107,179.65x = 147,905.33 × 59,433.39
  4. Step 4: Simplify right side
    107,179.65x = 8,790,514,863.80
  5. Step 5: Solve for x
    x = 8,790,514,863.80/107,179.65
  6. Step 6: Final answer
    x = 82,016.64

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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.