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Finding the Fourth Proportional to 10,775, 14,867.88 and 6,059.18

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Solution

The fourth proportional to 10,775, 14,867.88 and 6,059.18 is: 8,360.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775 : 14,867.88 = 6,059.18 : x
  2. Step 2: Convert to fraction form
    10,775/14,867.88 = 6,059.18/x
  3. Step 3: Cross multiply
    10,775x = 14,867.88 × 6,059.18
  4. Step 4: Simplify right side
    10,775x = 90,087,161.14
  5. Step 5: Solve for x
    x = 90,087,161.14/10,775
  6. Step 6: Final answer
    x = 8,360.76

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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.