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Finding the Fourth Proportional to 5,925.16, 8,179.16 and 4,042.96

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Solution

The fourth proportional to 5,925.16, 8,179.16 and 4,042.96 is: 5,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,925.16 : 8,179.16 = 4,042.96 : x
  2. Step 2: Convert to fraction form
    5,925.16/8,179.16 = 4,042.96/x
  3. Step 3: Cross multiply
    5,925.16x = 8,179.16 × 4,042.96
  4. Step 4: Simplify right side
    5,925.16x = 33,068,016.71
  5. Step 5: Solve for x
    x = 33,068,016.71/5,925.16
  6. Step 6: Final answer
    x = 5,580.95

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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.