Home / 129,274.16-193,911.24-40,534.52

Finding the Fourth Proportional to 129,274.16, 193,911.24 and 40,534.52

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Solution

The fourth proportional to 129,274.16, 193,911.24 and 40,534.52 is: 60,801.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,274.16 : 193,911.24 = 40,534.52 : x
  2. Step 2: Convert to fraction form
    129,274.16/193,911.24 = 40,534.52/x
  3. Step 3: Cross multiply
    129,274.16x = 193,911.24 × 40,534.52
  4. Step 4: Simplify right side
    129,274.16x = 7,860,098,066.45
  5. Step 5: Solve for x
    x = 7,860,098,066.45/129,274.16
  6. Step 6: Final answer
    x = 60,801.77

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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.