Home / 48,621.60-72,830.88-25,176.96

Finding the Fourth Proportional to 48,621.60, 72,830.88 and 25,176.96

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Solution

The fourth proportional to 48,621.60, 72,830.88 and 25,176.96 is: 37,712.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.60 : 72,830.88 = 25,176.96 : x
  2. Step 2: Convert to fraction form
    48,621.60/72,830.88 = 25,176.96/x
  3. Step 3: Cross multiply
    48,621.60x = 72,830.88 × 25,176.96
  4. Step 4: Simplify right side
    48,621.60x = 1,833,660,152.52
  5. Step 5: Solve for x
    x = 1,833,660,152.52/48,621.60
  6. Step 6: Final answer
    x = 37,712.87

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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.