Home / 48,140.96-72,218.32-14,863.76

Finding the Fourth Proportional to 48,140.96, 72,218.32 and 14,863.76

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Solution

The fourth proportional to 48,140.96, 72,218.32 and 14,863.76 is: 22,297.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140.96 : 72,218.32 = 14,863.76 : x
  2. Step 2: Convert to fraction form
    48,140.96/72,218.32 = 14,863.76/x
  3. Step 3: Cross multiply
    48,140.96x = 72,218.32 × 14,863.76
  4. Step 4: Simplify right side
    48,140.96x = 1,073,435,776.08
  5. Step 5: Solve for x
    x = 1,073,435,776.08/48,140.96
  6. Step 6: Final answer
    x = 22,297.76

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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.