Home / 152,100.11-229,176.97-126,026.28

Finding the Fourth Proportional to 152,100.11, 229,176.97 and 126,026.28

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Solution

The fourth proportional to 152,100.11, 229,176.97 and 126,026.28 is: 189,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,100.11 : 229,176.97 = 126,026.28 : x
  2. Step 2: Convert to fraction form
    152,100.11/229,176.97 = 126,026.28/x
  3. Step 3: Cross multiply
    152,100.11x = 229,176.97 × 126,026.28
  4. Step 4: Simplify right side
    152,100.11x = 28,882,320,360.64
  5. Step 5: Solve for x
    x = 28,882,320,360.64/152,100.11
  6. Step 6: Final answer
    x = 189,890.20

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.