Home / 87,899.53-131,852.93-25,570.03

Finding the Fourth Proportional to 87,899.53, 131,852.93 and 25,570.03

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Solution

The fourth proportional to 87,899.53, 131,852.93 and 25,570.03 is: 38,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,899.53 : 131,852.93 = 25,570.03 : x
  2. Step 2: Convert to fraction form
    87,899.53/131,852.93 = 25,570.03/x
  3. Step 3: Cross multiply
    87,899.53x = 131,852.93 × 25,570.03
  4. Step 4: Simplify right side
    87,899.53x = 3,371,482,716.42
  5. Step 5: Solve for x
    x = 3,371,482,716.42/87,899.53
  6. Step 6: Final answer
    x = 38,356.10

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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.