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Finding the Fourth Proportional to 22,931.56, 34,375.47 and 7,339.06

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Solution

The fourth proportional to 22,931.56, 34,375.47 and 7,339.06 is: 11,001.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,931.56 : 34,375.47 = 7,339.06 : x
  2. Step 2: Convert to fraction form
    22,931.56/34,375.47 = 7,339.06/x
  3. Step 3: Cross multiply
    22,931.56x = 34,375.47 × 7,339.06
  4. Step 4: Simplify right side
    22,931.56x = 252,283,636.86
  5. Step 5: Solve for x
    x = 252,283,636.86/22,931.56
  6. Step 6: Final answer
    x = 11,001.59

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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.