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Finding the Fourth Proportional to 14,888.84, 20,546.44 and 8,601.08

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Solution

The fourth proportional to 14,888.84, 20,546.44 and 8,601.08 is: 11,869.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,888.84 : 20,546.44 = 8,601.08 : x
  2. Step 2: Convert to fraction form
    14,888.84/20,546.44 = 8,601.08/x
  3. Step 3: Cross multiply
    14,888.84x = 20,546.44 × 8,601.08
  4. Step 4: Simplify right side
    14,888.84x = 176,721,574.16
  5. Step 5: Solve for x
    x = 176,721,574.16/14,888.84
  6. Step 6: Final answer
    x = 11,869.40

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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.