Home / 125,422.56-173,080.89-70,974.18

Finding the Fourth Proportional to 125,422.56, 173,080.89 and 70,974.18

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Solution

The fourth proportional to 125,422.56, 173,080.89 and 70,974.18 is: 97,943.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,422.56 : 173,080.89 = 70,974.18 : x
  2. Step 2: Convert to fraction form
    125,422.56/173,080.89 = 70,974.18/x
  3. Step 3: Cross multiply
    125,422.56x = 173,080.89 × 70,974.18
  4. Step 4: Simplify right side
    125,422.56x = 12,284,274,241.42
  5. Step 5: Solve for x
    x = 12,284,274,241.42/125,422.56
  6. Step 6: Final answer
    x = 97,943.10

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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.