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Finding the Fourth Proportional to 8,053.88, 12,084.30 and 4,358.71

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Solution

The fourth proportional to 8,053.88, 12,084.30 and 4,358.71 is: 6,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,053.88 : 12,084.30 = 4,358.71 : x
  2. Step 2: Convert to fraction form
    8,053.88/12,084.30 = 4,358.71/x
  3. Step 3: Cross multiply
    8,053.88x = 12,084.30 × 4,358.71
  4. Step 4: Simplify right side
    8,053.88x = 52,671,959.25
  5. Step 5: Solve for x
    x = 52,671,959.25/8,053.88
  6. Step 6: Final answer
    x = 6,539.95

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1.5x scale

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.