Home / 107,169.38-147,893.49-59,421.50

Finding the Fourth Proportional to 107,169.38, 147,893.49 and 59,421.50

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Solution

The fourth proportional to 107,169.38, 147,893.49 and 59,421.50 is: 82,001.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,169.38 : 147,893.49 = 59,421.50 : x
  2. Step 2: Convert to fraction form
    107,169.38/147,893.49 = 59,421.50/x
  3. Step 3: Cross multiply
    107,169.38x = 147,893.49 × 59,421.50
  4. Step 4: Simplify right side
    107,169.38x = 8,788,053,016.04
  5. Step 5: Solve for x
    x = 8,788,053,016.04/107,169.38
  6. Step 6: Final answer
    x = 82,001.53

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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.