Home / 48,379.38-72,597.06-20,296.92

Finding the Fourth Proportional to 48,379.38, 72,597.06 and 20,296.92

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Solution

The fourth proportional to 48,379.38, 72,597.06 and 20,296.92 is: 30,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,379.38 : 72,597.06 = 20,296.92 : x
  2. Step 2: Convert to fraction form
    48,379.38/72,597.06 = 20,296.92/x
  3. Step 3: Cross multiply
    48,379.38x = 72,597.06 × 20,296.92
  4. Step 4: Simplify right side
    48,379.38x = 1,473,496,719.06
  5. Step 5: Solve for x
    x = 1,473,496,719.06/48,379.38
  6. Step 6: Final answer
    x = 30,457.12

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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.