Home / 91,928.97-126,863.69-51,096.92

Finding the Fourth Proportional to 91,928.97, 126,863.69 and 51,096.92

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Solution

The fourth proportional to 91,928.97, 126,863.69 and 51,096.92 is: 70,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,928.97 : 126,863.69 = 51,096.92 : x
  2. Step 2: Convert to fraction form
    91,928.97/126,863.69 = 51,096.92/x
  3. Step 3: Cross multiply
    91,928.97x = 126,863.69 × 51,096.92
  4. Step 4: Simplify right side
    91,928.97x = 6,482,343,818.83
  5. Step 5: Solve for x
    x = 6,482,343,818.83/91,928.97
  6. Step 6: Final answer
    x = 70,514.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.