Home / 133,024.10-199,536.15-126,463.10

Finding the Fourth Proportional to 133,024.10, 199,536.15 and 126,463.10

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Solution

The fourth proportional to 133,024.10, 199,536.15 and 126,463.10 is: 189,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,024.10 : 199,536.15 = 126,463.10 : x
  2. Step 2: Convert to fraction form
    133,024.10/199,536.15 = 126,463.10/x
  3. Step 3: Cross multiply
    133,024.10x = 199,536.15 × 126,463.10
  4. Step 4: Simplify right side
    133,024.10x = 25,233,960,091.07
  5. Step 5: Solve for x
    x = 25,233,960,091.07/133,024.10
  6. Step 6: Final answer
    x = 189,694.65

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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.