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Finding the Fourth Proportional to 12,001.59, 16,562.07 and 6,624.06

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Solution

The fourth proportional to 12,001.59, 16,562.07 and 6,624.06 is: 9,141.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001.59 : 16,562.07 = 6,624.06 : x
  2. Step 2: Convert to fraction form
    12,001.59/16,562.07 = 6,624.06/x
  3. Step 3: Cross multiply
    12,001.59x = 16,562.07 × 6,624.06
  4. Step 4: Simplify right side
    12,001.59x = 109,708,145.40
  5. Step 5: Solve for x
    x = 109,708,145.40/12,001.59
  6. Step 6: Final answer
    x = 9,141.13

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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.