Home / 40,860.88-56,419.52-32,938.47

Finding the Fourth Proportional to 40,860.88, 56,419.52 and 32,938.47

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Solution

The fourth proportional to 40,860.88, 56,419.52 and 32,938.47 is: 45,480.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,860.88 : 56,419.52 = 32,938.47 : x
  2. Step 2: Convert to fraction form
    40,860.88/56,419.52 = 32,938.47/x
  3. Step 3: Cross multiply
    40,860.88x = 56,419.52 × 32,938.47
  4. Step 4: Simplify right side
    40,860.88x = 1,858,372,502.24
  5. Step 5: Solve for x
    x = 1,858,372,502.24/40,860.88
  6. Step 6: Final answer
    x = 45,480.48

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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.