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Finding the Fourth Proportional to 17,870.04, 24,667.04 and 12,200.72

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Solution

The fourth proportional to 17,870.04, 24,667.04 and 12,200.72 is: 16,841.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,870.04 : 24,667.04 = 12,200.72 : x
  2. Step 2: Convert to fraction form
    17,870.04/24,667.04 = 12,200.72/x
  3. Step 3: Cross multiply
    17,870.04x = 24,667.04 × 12,200.72
  4. Step 4: Simplify right side
    17,870.04x = 300,955,648.27
  5. Step 5: Solve for x
    x = 300,955,648.27/17,870.04
  6. Step 6: Final answer
    x = 16,841.35

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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.