Home / 94,728.40-130,724.48-52,286.92

Finding the Fourth Proportional to 94,728.40, 130,724.48 and 52,286.92

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Solution

The fourth proportional to 94,728.40, 130,724.48 and 52,286.92 is: 72,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,728.40 : 130,724.48 = 52,286.92 : x
  2. Step 2: Convert to fraction form
    94,728.40/130,724.48 = 52,286.92/x
  3. Step 3: Cross multiply
    94,728.40x = 130,724.48 × 52,286.92
  4. Step 4: Simplify right side
    94,728.40x = 6,835,180,427.80
  5. Step 5: Solve for x
    x = 6,835,180,427.80/94,728.40
  6. Step 6: Final answer
    x = 72,155.56

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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.