Home / 35,042.40-52,519.80-17,517.12

Finding the Fourth Proportional to 35,042.40, 52,519.80 and 17,517.12

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Solution

The fourth proportional to 35,042.40, 52,519.80 and 17,517.12 is: 26,253.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,042.40 : 52,519.80 = 17,517.12 : x
  2. Step 2: Convert to fraction form
    35,042.40/52,519.80 = 17,517.12/x
  3. Step 3: Cross multiply
    35,042.40x = 52,519.80 × 17,517.12
  4. Step 4: Simplify right side
    35,042.40x = 919,995,638.98
  5. Step 5: Solve for x
    x = 919,995,638.98/35,042.40
  6. Step 6: Final answer
    x = 26,253.79

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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.