Home / 94,517.68-130,453.26-54,258.64

Finding the Fourth Proportional to 94,517.68, 130,453.26 and 54,258.64

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Solution

The fourth proportional to 94,517.68, 130,453.26 and 54,258.64 is: 74,887.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,517.68 : 130,453.26 = 54,258.64 : x
  2. Step 2: Convert to fraction form
    94,517.68/130,453.26 = 54,258.64/x
  3. Step 3: Cross multiply
    94,517.68x = 130,453.26 × 54,258.64
  4. Step 4: Simplify right side
    94,517.68x = 7,078,216,471.17
  5. Step 5: Solve for x
    x = 7,078,216,471.17/94,517.68
  6. Step 6: Final answer
    x = 74,887.75

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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.