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Finding the Fourth Proportional to 16,632.48, 24,948.24 and 4,320.48

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Solution

The fourth proportional to 16,632.48, 24,948.24 and 4,320.48 is: 6,480.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,632.48 : 24,948.24 = 4,320.48 : x
  2. Step 2: Convert to fraction form
    16,632.48/24,948.24 = 4,320.48/x
  3. Step 3: Cross multiply
    16,632.48x = 24,948.24 × 4,320.48
  4. Step 4: Simplify right side
    16,632.48x = 107,788,371.96
  5. Step 5: Solve for x
    x = 107,788,371.96/16,632.48
  6. Step 6: Final answer
    x = 6,480.60

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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.