Home / 48,344.95-72,521.08-31,439.44

Finding the Fourth Proportional to 48,344.95, 72,521.08 and 31,439.44

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Solution

The fourth proportional to 48,344.95, 72,521.08 and 31,439.44 is: 47,161.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,344.95 : 72,521.08 = 31,439.44 : x
  2. Step 2: Convert to fraction form
    48,344.95/72,521.08 = 31,439.44/x
  3. Step 3: Cross multiply
    48,344.95x = 72,521.08 × 31,439.44
  4. Step 4: Simplify right side
    48,344.95x = 2,280,022,155.45
  5. Step 5: Solve for x
    x = 2,280,022,155.45/48,344.95
  6. Step 6: Final answer
    x = 47,161.54

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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.