Home / 87,365.04-131,047.48-21,701.04

Finding the Fourth Proportional to 87,365.04, 131,047.48 and 21,701.04

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Solution

The fourth proportional to 87,365.04, 131,047.48 and 21,701.04 is: 32,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,365.04 : 131,047.48 = 21,701.04 : x
  2. Step 2: Convert to fraction form
    87,365.04/131,047.48 = 21,701.04/x
  3. Step 3: Cross multiply
    87,365.04x = 131,047.48 × 21,701.04
  4. Step 4: Simplify right side
    87,365.04x = 2,843,866,605.38
  5. Step 5: Solve for x
    x = 2,843,866,605.38/87,365.04
  6. Step 6: Final answer
    x = 32,551.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.