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Finding the Fourth Proportional to 22,959.88, 34,435.29 and 6,315.62

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Solution

The fourth proportional to 22,959.88, 34,435.29 and 6,315.62 is: 9,472.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,959.88 : 34,435.29 = 6,315.62 : x
  2. Step 2: Convert to fraction form
    22,959.88/34,435.29 = 6,315.62/x
  3. Step 3: Cross multiply
    22,959.88x = 34,435.29 × 6,315.62
  4. Step 4: Simplify right side
    22,959.88x = 217,480,206.23
  5. Step 5: Solve for x
    x = 217,480,206.23/22,959.88
  6. Step 6: Final answer
    x = 9,472.18

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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.