Home / 91,928.28-126,824.54-53,158.93

Finding the Fourth Proportional to 91,928.28, 126,824.54 and 53,158.93

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Solution

The fourth proportional to 91,928.28, 126,824.54 and 53,158.93 is: 73,338.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,928.28 : 126,824.54 = 53,158.93 : x
  2. Step 2: Convert to fraction form
    91,928.28/126,824.54 = 53,158.93/x
  3. Step 3: Cross multiply
    91,928.28x = 126,824.54 × 53,158.93
  4. Step 4: Simplify right side
    91,928.28x = 6,741,856,578.35
  5. Step 5: Solve for x
    x = 6,741,856,578.35/91,928.28
  6. Step 6: Final answer
    x = 73,338.23

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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.