Home / 52,717.50-79,080.30-15,278.08

Finding the Fourth Proportional to 52,717.50, 79,080.30 and 15,278.08

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Solution

The fourth proportional to 52,717.50, 79,080.30 and 15,278.08 is: 22,918.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,717.50 : 79,080.30 = 15,278.08 : x
  2. Step 2: Convert to fraction form
    52,717.50/79,080.30 = 15,278.08/x
  3. Step 3: Cross multiply
    52,717.50x = 79,080.30 × 15,278.08
  4. Step 4: Simplify right side
    52,717.50x = 1,208,195,073.43
  5. Step 5: Solve for x
    x = 1,208,195,073.43/52,717.50
  6. Step 6: Final answer
    x = 22,918.29

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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.