Home / 48,436.62-72,655.65-31,902.54

Finding the Fourth Proportional to 48,436.62, 72,655.65 and 31,902.54

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Solution

The fourth proportional to 48,436.62, 72,655.65 and 31,902.54 is: 47,854.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,436.62 : 72,655.65 = 31,902.54 : x
  2. Step 2: Convert to fraction form
    48,436.62/72,655.65 = 31,902.54/x
  3. Step 3: Cross multiply
    48,436.62x = 72,655.65 × 31,902.54
  4. Step 4: Simplify right side
    48,436.62x = 2,317,899,780.35
  5. Step 5: Solve for x
    x = 2,317,899,780.35/48,436.62
  6. Step 6: Final answer
    x = 47,854.28

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1.5x scale

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.