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Finding the Fourth Proportional to 32,680.40, 49,020.60 and 24,807.20

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Solution

The fourth proportional to 32,680.40, 49,020.60 and 24,807.20 is: 37,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,680.40 : 49,020.60 = 24,807.20 : x
  2. Step 2: Convert to fraction form
    32,680.40/49,020.60 = 24,807.20/x
  3. Step 3: Cross multiply
    32,680.40x = 49,020.60 × 24,807.20
  4. Step 4: Simplify right side
    32,680.40x = 1,216,063,828.32
  5. Step 5: Solve for x
    x = 1,216,063,828.32/32,680.40
  6. Step 6: Final answer
    x = 37,210.80

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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.