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Finding the Fourth Proportional to 57,358.68, 79,155.90 and 32,207.64

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Solution

The fourth proportional to 57,358.68, 79,155.90 and 32,207.64 is: 44,447.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,358.68 : 79,155.90 = 32,207.64 : x
  2. Step 2: Convert to fraction form
    57,358.68/79,155.90 = 32,207.64/x
  3. Step 3: Cross multiply
    57,358.68x = 79,155.90 × 32,207.64
  4. Step 4: Simplify right side
    57,358.68x = 2,549,424,731.08
  5. Step 5: Solve for x
    x = 2,549,424,731.08/57,358.68
  6. Step 6: Final answer
    x = 44,447.06

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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.