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Finding the Fourth Proportional to 23,886.97, 35,844.85 and 8,315.53

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Solution

The fourth proportional to 23,886.97, 35,844.85 and 8,315.53 is: 12,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,886.97 : 35,844.85 = 8,315.53 : x
  2. Step 2: Convert to fraction form
    23,886.97/35,844.85 = 8,315.53/x
  3. Step 3: Cross multiply
    23,886.97x = 35,844.85 × 8,315.53
  4. Step 4: Simplify right side
    23,886.97x = 298,068,746.30
  5. Step 5: Solve for x
    x = 298,068,746.30/23,886.97
  6. Step 6: Final answer
    x = 12,478.30

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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.