Home / 48,458.73-72,658.32-18,842.04

Finding the Fourth Proportional to 48,458.73, 72,658.32 and 18,842.04

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Solution

The fourth proportional to 48,458.73, 72,658.32 and 18,842.04 is: 28,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,458.73 : 72,658.32 = 18,842.04 : x
  2. Step 2: Convert to fraction form
    48,458.73/72,658.32 = 18,842.04/x
  3. Step 3: Cross multiply
    48,458.73x = 72,658.32 × 18,842.04
  4. Step 4: Simplify right side
    48,458.73x = 1,369,030,971.77
  5. Step 5: Solve for x
    x = 1,369,030,971.77/48,458.73
  6. Step 6: Final answer
    x = 28,251.48

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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.