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Finding the Fourth Proportional to 57,656.68, 79,566.12 and 32,506.20

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Solution

The fourth proportional to 57,656.68, 79,566.12 and 32,506.20 is: 44,858.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,656.68 : 79,566.12 = 32,506.20 : x
  2. Step 2: Convert to fraction form
    57,656.68/79,566.12 = 32,506.20/x
  3. Step 3: Cross multiply
    57,656.68x = 79,566.12 × 32,506.20
  4. Step 4: Simplify right side
    57,656.68x = 2,586,392,209.94
  5. Step 5: Solve for x
    x = 2,586,392,209.94/57,656.68
  6. Step 6: Final answer
    x = 44,858.50

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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.