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Finding the Fourth Proportional to 57,366.72, 79,159.68 and 32,215.68

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Solution

The fourth proportional to 57,366.72, 79,159.68 and 32,215.68 is: 44,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,366.72 : 79,159.68 = 32,215.68 : x
  2. Step 2: Convert to fraction form
    57,366.72/79,159.68 = 32,215.68/x
  3. Step 3: Cross multiply
    57,366.72x = 79,159.68 × 32,215.68
  4. Step 4: Simplify right side
    57,366.72x = 2,550,182,919.78
  5. Step 5: Solve for x
    x = 2,550,182,919.78/57,366.72
  6. Step 6: Final answer
    x = 44,454.05

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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.