Home / 48,066.52-72,099.80-18,478.84

Finding the Fourth Proportional to 48,066.52, 72,099.80 and 18,478.84

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Solution

The fourth proportional to 48,066.52, 72,099.80 and 18,478.84 is: 27,718.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,066.52 : 72,099.80 = 18,478.84 : x
  2. Step 2: Convert to fraction form
    48,066.52/72,099.80 = 18,478.84/x
  3. Step 3: Cross multiply
    48,066.52x = 72,099.80 × 18,478.84
  4. Step 4: Simplify right side
    48,066.52x = 1,332,320,668.23
  5. Step 5: Solve for x
    x = 1,332,320,668.23/48,066.52
  6. Step 6: Final answer
    x = 27,718.27

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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.