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Finding the Fourth Proportional to 70,013.79, 105,008.16 and 22,626.97

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Solution

The fourth proportional to 70,013.79, 105,008.16 and 22,626.97 is: 33,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,013.79 : 105,008.16 = 22,626.97 : x
  2. Step 2: Convert to fraction form
    70,013.79/105,008.16 = 22,626.97/x
  3. Step 3: Cross multiply
    70,013.79x = 105,008.16 × 22,626.97
  4. Step 4: Simplify right side
    70,013.79x = 2,376,016,486.08
  5. Step 5: Solve for x
    x = 2,376,016,486.08/70,013.79
  6. Step 6: Final answer
    x = 33,936.41

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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.