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Finding the Fourth Proportional to 32,616.15, 48,916.67 and 15,959.45

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Solution

The fourth proportional to 32,616.15, 48,916.67 and 15,959.45 is: 23,935.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,616.15 : 48,916.67 = 15,959.45 : x
  2. Step 2: Convert to fraction form
    32,616.15/48,916.67 = 15,959.45/x
  3. Step 3: Cross multiply
    32,616.15x = 48,916.67 × 15,959.45
  4. Step 4: Simplify right side
    32,616.15x = 780,682,824.65
  5. Step 5: Solve for x
    x = 780,682,824.65/32,616.15
  6. Step 6: Final answer
    x = 23,935.47

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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.