Home / 48,444.16-72,620.80-18,880.96

Finding the Fourth Proportional to 48,444.16, 72,620.80 and 18,880.96

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Solution

The fourth proportional to 48,444.16, 72,620.80 and 18,880.96 is: 28,303.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,444.16 : 72,620.80 = 18,880.96 : x
  2. Step 2: Convert to fraction form
    48,444.16/72,620.80 = 18,880.96/x
  3. Step 3: Cross multiply
    48,444.16x = 72,620.80 × 18,880.96
  4. Step 4: Simplify right side
    48,444.16x = 1,371,150,419.97
  5. Step 5: Solve for x
    x = 1,371,150,419.97/48,444.16
  6. Step 6: Final answer
    x = 28,303.73

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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.