Home / 48,257.54-72,366.26-18,658.31

Finding the Fourth Proportional to 48,257.54, 72,366.26 and 18,658.31

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Solution

The fourth proportional to 48,257.54, 72,366.26 and 18,658.31 is: 27,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,257.54 : 72,366.26 = 18,658.31 : x
  2. Step 2: Convert to fraction form
    48,257.54/72,366.26 = 18,658.31/x
  3. Step 3: Cross multiply
    48,257.54x = 72,366.26 × 18,658.31
  4. Step 4: Simplify right side
    48,257.54x = 1,350,232,200.24
  5. Step 5: Solve for x
    x = 1,350,232,200.24/48,257.54
  6. Step 6: Final answer
    x = 27,979.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.