Home / 40,777.77-61,177.59-32,489.04

Finding the Fourth Proportional to 40,777.77, 61,177.59 and 32,489.04

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Solution

The fourth proportional to 40,777.77, 61,177.59 and 32,489.04 is: 48,742.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,777.77 : 61,177.59 = 32,489.04 : x
  2. Step 2: Convert to fraction form
    40,777.77/61,177.59 = 32,489.04/x
  3. Step 3: Cross multiply
    40,777.77x = 61,177.59 × 32,489.04
  4. Step 4: Simplify right side
    40,777.77x = 1,987,601,168.61
  5. Step 5: Solve for x
    x = 1,987,601,168.61/40,777.77
  6. Step 6: Final answer
    x = 48,742.27

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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.