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Finding the Fourth Proportional to 8,826.85, 12,166.42 and 8,593.12

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Solution

The fourth proportional to 8,826.85, 12,166.42 and 8,593.12 is: 11,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.85 : 12,166.42 = 8,593.12 : x
  2. Step 2: Convert to fraction form
    8,826.85/12,166.42 = 8,593.12/x
  3. Step 3: Cross multiply
    8,826.85x = 12,166.42 × 8,593.12
  4. Step 4: Simplify right side
    8,826.85x = 104,547,482.65
  5. Step 5: Solve for x
    x = 104,547,482.65/8,826.85
  6. Step 6: Final answer
    x = 11,844.25

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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.