Home / 52,046.20-71,823.59-28,172.81

Finding the Fourth Proportional to 52,046.20, 71,823.59 and 28,172.81

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Solution

The fourth proportional to 52,046.20, 71,823.59 and 28,172.81 is: 38,878.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,046.20 : 71,823.59 = 28,172.81 : x
  2. Step 2: Convert to fraction form
    52,046.20/71,823.59 = 28,172.81/x
  3. Step 3: Cross multiply
    52,046.20x = 71,823.59 × 28,172.81
  4. Step 4: Simplify right side
    52,046.20x = 2,023,472,213.72
  5. Step 5: Solve for x
    x = 2,023,472,213.72/52,046.20
  6. Step 6: Final answer
    x = 38,878.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.