Home / 48,443.00-72,656.30-13,382.76

Finding the Fourth Proportional to 48,443.00, 72,656.30 and 13,382.76

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Solution

The fourth proportional to 48,443.00, 72,656.30 and 13,382.76 is: 20,071.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,443.00 : 72,656.30 = 13,382.76 : x
  2. Step 2: Convert to fraction form
    48,443.00/72,656.30 = 13,382.76/x
  3. Step 3: Cross multiply
    48,443.00x = 72,656.30 × 13,382.76
  4. Step 4: Simplify right side
    48,443.00x = 972,341,858.84
  5. Step 5: Solve for x
    x = 972,341,858.84/48,443.00
  6. Step 6: Final answer
    x = 20,071.87

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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.