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Finding the Fourth Proportional to 57,657.17, 79,566.76 and 32,506.49

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Solution

The fourth proportional to 57,657.17, 79,566.76 and 32,506.49 is: 44,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,657.17 : 79,566.76 = 32,506.49 : x
  2. Step 2: Convert to fraction form
    57,657.17/79,566.76 = 32,506.49/x
  3. Step 3: Cross multiply
    57,657.17x = 79,566.76 × 32,506.49
  4. Step 4: Simplify right side
    57,657.17x = 2,586,436,088.27
  5. Step 5: Solve for x
    x = 2,586,436,088.27/57,657.17
  6. Step 6: Final answer
    x = 44,858.88

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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.