Home / 48,015.44-72,034.68-18,433.52

Finding the Fourth Proportional to 48,015.44, 72,034.68 and 18,433.52

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Solution

The fourth proportional to 48,015.44, 72,034.68 and 18,433.52 is: 27,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,015.44 : 72,034.68 = 18,433.52 : x
  2. Step 2: Convert to fraction form
    48,015.44/72,034.68 = 18,433.52/x
  3. Step 3: Cross multiply
    48,015.44x = 72,034.68 × 18,433.52
  4. Step 4: Simplify right side
    48,015.44x = 1,327,852,714.47
  5. Step 5: Solve for x
    x = 1,327,852,714.47/48,015.44
  6. Step 6: Final answer
    x = 27,654.70

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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.