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Finding the Fourth Proportional to 5,959.35, 8,931.47 and 2,672.31

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Solution

The fourth proportional to 5,959.35, 8,931.47 and 2,672.31 is: 4,005.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959.35 : 8,931.47 = 2,672.31 : x
  2. Step 2: Convert to fraction form
    5,959.35/8,931.47 = 2,672.31/x
  3. Step 3: Cross multiply
    5,959.35x = 8,931.47 × 2,672.31
  4. Step 4: Simplify right side
    5,959.35x = 23,867,643.23
  5. Step 5: Solve for x
    x = 23,867,643.23/5,959.35
  6. Step 6: Final answer
    x = 4,005.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.