Home / 52,987.34-73,122.51-29,115.55

Finding the Fourth Proportional to 52,987.34, 73,122.51 and 29,115.55

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Solution

The fourth proportional to 52,987.34, 73,122.51 and 29,115.55 is: 40,179.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,987.34 : 73,122.51 = 29,115.55 : x
  2. Step 2: Convert to fraction form
    52,987.34/73,122.51 = 29,115.55/x
  3. Step 3: Cross multiply
    52,987.34x = 73,122.51 × 29,115.55
  4. Step 4: Simplify right side
    52,987.34x = 2,129,001,584.84
  5. Step 5: Solve for x
    x = 2,129,001,584.84/52,987.34
  6. Step 6: Final answer
    x = 40,179.44

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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.