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Finding the Fourth Proportional to 22,991.67, 34,476.48 and 10,507.95

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Solution

The fourth proportional to 22,991.67, 34,476.48 and 10,507.95 is: 15,756.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,991.67 : 34,476.48 = 10,507.95 : x
  2. Step 2: Convert to fraction form
    22,991.67/34,476.48 = 10,507.95/x
  3. Step 3: Cross multiply
    22,991.67x = 34,476.48 × 10,507.95
  4. Step 4: Simplify right side
    22,991.67x = 362,277,128.02
  5. Step 5: Solve for x
    x = 362,277,128.02/22,991.67
  6. Step 6: Final answer
    x = 15,756.89

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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.