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Finding the Fourth Proportional to 11,235.95, 16,854.66 and 4,662.66

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Solution

The fourth proportional to 11,235.95, 16,854.66 and 4,662.66 is: 6,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,235.95 : 16,854.66 = 4,662.66 : x
  2. Step 2: Convert to fraction form
    11,235.95/16,854.66 = 4,662.66/x
  3. Step 3: Cross multiply
    11,235.95x = 16,854.66 × 4,662.66
  4. Step 4: Simplify right side
    11,235.95x = 78,587,549.00
  5. Step 5: Solve for x
    x = 78,587,549.00/11,235.95
  6. Step 6: Final answer
    x = 6,994.30

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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.