Home / 126,950.38-190,549.50-60,436.42

Finding the Fourth Proportional to 126,950.38, 190,549.50 and 60,436.42

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Solution

The fourth proportional to 126,950.38, 190,549.50 and 60,436.42 is: 90,713.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,950.38 : 190,549.50 = 60,436.42 : x
  2. Step 2: Convert to fraction form
    126,950.38/190,549.50 = 60,436.42/x
  3. Step 3: Cross multiply
    126,950.38x = 190,549.50 × 60,436.42
  4. Step 4: Simplify right side
    126,950.38x = 11,516,129,612.79
  5. Step 5: Solve for x
    x = 11,516,129,612.79/126,950.38
  6. Step 6: Final answer
    x = 90,713.63

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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.