Home / 48,582.75-72,874.13-13,523.32

Finding the Fourth Proportional to 48,582.75, 72,874.13 and 13,523.32

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Solution

The fourth proportional to 48,582.75, 72,874.13 and 13,523.32 is: 20,284.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,582.75 : 72,874.13 = 13,523.32 : x
  2. Step 2: Convert to fraction form
    48,582.75/72,874.13 = 13,523.32/x
  3. Step 3: Cross multiply
    48,582.75x = 72,874.13 × 13,523.32
  4. Step 4: Simplify right side
    48,582.75x = 985,500,179.71
  5. Step 5: Solve for x
    x = 985,500,179.71/48,582.75
  6. Step 6: Final answer
    x = 20,284.98

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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.