Home / 129,094.22-193,612.07-49,103.55

Finding the Fourth Proportional to 129,094.22, 193,612.07 and 49,103.55

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Solution

The fourth proportional to 129,094.22, 193,612.07 and 49,103.55 is: 73,644.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,094.22 : 193,612.07 = 49,103.55 : x
  2. Step 2: Convert to fraction form
    129,094.22/193,612.07 = 49,103.55/x
  3. Step 3: Cross multiply
    129,094.22x = 193,612.07 × 49,103.55
  4. Step 4: Simplify right side
    129,094.22x = 9,507,040,082.61
  5. Step 5: Solve for x
    x = 9,507,040,082.61/129,094.22
  6. Step 6: Final answer
    x = 73,644.19

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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.