Home / 92,172.03-138,257.97-25,612.13

Finding the Fourth Proportional to 92,172.03, 138,257.97 and 25,612.13

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Solution

The fourth proportional to 92,172.03, 138,257.97 and 25,612.13 is: 38,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,172.03 : 138,257.97 = 25,612.13 : x
  2. Step 2: Convert to fraction form
    92,172.03/138,257.97 = 25,612.13/x
  3. Step 3: Cross multiply
    92,172.03x = 138,257.97 × 25,612.13
  4. Step 4: Simplify right side
    92,172.03x = 3,541,080,409.89
  5. Step 5: Solve for x
    x = 3,541,080,409.89/92,172.03
  6. Step 6: Final answer
    x = 38,418.17

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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.