Home / 48,182.93-72,169.13-20,017.58

Finding the Fourth Proportional to 48,182.93, 72,169.13 and 20,017.58

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Solution

The fourth proportional to 48,182.93, 72,169.13 and 20,017.58 is: 29,982.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,182.93 : 72,169.13 = 20,017.58 : x
  2. Step 2: Convert to fraction form
    48,182.93/72,169.13 = 20,017.58/x
  3. Step 3: Cross multiply
    48,182.93x = 72,169.13 × 20,017.58
  4. Step 4: Simplify right side
    48,182.93x = 1,444,650,872.37
  5. Step 5: Solve for x
    x = 1,444,650,872.37/48,182.93
  6. Step 6: Final answer
    x = 29,982.63

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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.