Home / 57,577.12-79,456.08-32,434.72

Finding the Fourth Proportional to 57,577.12, 79,456.08 and 32,434.72

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Solution

The fourth proportional to 57,577.12, 79,456.08 and 32,434.72 is: 44,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,577.12 : 79,456.08 = 32,434.72 : x
  2. Step 2: Convert to fraction form
    57,577.12/79,456.08 = 32,434.72/x
  3. Step 3: Cross multiply
    57,577.12x = 79,456.08 × 32,434.72
  4. Step 4: Simplify right side
    57,577.12x = 2,577,135,707.10
  5. Step 5: Solve for x
    x = 2,577,135,707.10/57,577.12
  6. Step 6: Final answer
    x = 44,759.72

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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.