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Finding the Fourth Proportional to 6,160.60, 8,498.10 and 4,167.64

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Solution

The fourth proportional to 6,160.60, 8,498.10 and 4,167.64 is: 5,748.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,160.60 : 8,498.10 = 4,167.64 : x
  2. Step 2: Convert to fraction form
    6,160.60/8,498.10 = 4,167.64/x
  3. Step 3: Cross multiply
    6,160.60x = 8,498.10 × 4,167.64
  4. Step 4: Simplify right side
    6,160.60x = 35,417,021.48
  5. Step 5: Solve for x
    x = 35,417,021.48/6,160.60
  6. Step 6: Final answer
    x = 5,748.96

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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.