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Finding the Fourth Proportional to 16,248.68, 24,365.73 and 7,478.81

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Solution

The fourth proportional to 16,248.68, 24,365.73 and 7,478.81 is: 11,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.68 : 24,365.73 = 7,478.81 : x
  2. Step 2: Convert to fraction form
    16,248.68/24,365.73 = 7,478.81/x
  3. Step 3: Cross multiply
    16,248.68x = 24,365.73 × 7,478.81
  4. Step 4: Simplify right side
    16,248.68x = 182,226,726.10
  5. Step 5: Solve for x
    x = 182,226,726.10/16,248.68
  6. Step 6: Final answer
    x = 11,214.86

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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.