Home / 71,016.35-98,001.09-39,184.97

Finding the Fourth Proportional to 71,016.35, 98,001.09 and 39,184.97

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Solution

The fourth proportional to 71,016.35, 98,001.09 and 39,184.97 is: 54,074.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,016.35 : 98,001.09 = 39,184.97 : x
  2. Step 2: Convert to fraction form
    71,016.35/98,001.09 = 39,184.97/x
  3. Step 3: Cross multiply
    71,016.35x = 98,001.09 × 39,184.97
  4. Step 4: Simplify right side
    71,016.35x = 3,840,169,281.61
  5. Step 5: Solve for x
    x = 3,840,169,281.61/71,016.35
  6. Step 6: Final answer
    x = 54,074.44

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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.