Home / 129,024.20-193,536.30-34,254.20

Finding the Fourth Proportional to 129,024.20, 193,536.30 and 34,254.20

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Solution

The fourth proportional to 129,024.20, 193,536.30 and 34,254.20 is: 51,381.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,024.20 : 193,536.30 = 34,254.20 : x
  2. Step 2: Convert to fraction form
    129,024.20/193,536.30 = 34,254.20/x
  3. Step 3: Cross multiply
    129,024.20x = 193,536.30 × 34,254.20
  4. Step 4: Simplify right side
    129,024.20x = 6,629,431,127.46
  5. Step 5: Solve for x
    x = 6,629,431,127.46/129,024.20
  6. Step 6: Final answer
    x = 51,381.30

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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.