Home / 48,444.75-72,678.06-17,280

Finding the Fourth Proportional to 48,444.75, 72,678.06 and 17,280

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Solution

The fourth proportional to 48,444.75, 72,678.06 and 17,280 is: 25,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,444.75 : 72,678.06 = 17,280 : x
  2. Step 2: Convert to fraction form
    48,444.75/72,678.06 = 17,280/x
  3. Step 3: Cross multiply
    48,444.75x = 72,678.06 × 17,280
  4. Step 4: Simplify right side
    48,444.75x = 1,255,876,876.80
  5. Step 5: Solve for x
    x = 1,255,876,876.80/48,444.75
  6. Step 6: Final answer
    x = 25,923.90

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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.