Home / 50,832.42-70,149.14-28,171.79

Finding the Fourth Proportional to 50,832.42, 70,149.14 and 28,171.79

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Solution

The fourth proportional to 50,832.42, 70,149.14 and 28,171.79 is: 38,877.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,832.42 : 70,149.14 = 28,171.79 : x
  2. Step 2: Convert to fraction form
    50,832.42/70,149.14 = 28,171.79/x
  3. Step 3: Cross multiply
    50,832.42x = 70,149.14 × 28,171.79
  4. Step 4: Simplify right side
    50,832.42x = 1,976,226,349.16
  5. Step 5: Solve for x
    x = 1,976,226,349.16/50,832.42
  6. Step 6: Final answer
    x = 38,877.28

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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.