Home / 91,544.32-126,286.56-57,594.88

Finding the Fourth Proportional to 91,544.32, 126,286.56 and 57,594.88

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Solution

The fourth proportional to 91,544.32, 126,286.56 and 57,594.88 is: 79,452.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,544.32 : 126,286.56 = 57,594.88 : x
  2. Step 2: Convert to fraction form
    91,544.32/126,286.56 = 57,594.88/x
  3. Step 3: Cross multiply
    91,544.32x = 126,286.56 × 57,594.88
  4. Step 4: Simplify right side
    91,544.32x = 7,273,459,268.81
  5. Step 5: Solve for x
    x = 7,273,459,268.81/91,544.32
  6. Step 6: Final answer
    x = 79,452.87

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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.