Home / 42,806.20-64,204.44-16,508.74

Finding the Fourth Proportional to 42,806.20, 64,204.44 and 16,508.74

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Solution

The fourth proportional to 42,806.20, 64,204.44 and 16,508.74 is: 24,761.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,806.20 : 64,204.44 = 16,508.74 : x
  2. Step 2: Convert to fraction form
    42,806.20/64,204.44 = 16,508.74/x
  3. Step 3: Cross multiply
    42,806.20x = 64,204.44 × 16,508.74
  4. Step 4: Simplify right side
    42,806.20x = 1,059,934,406.81
  5. Step 5: Solve for x
    x = 1,059,934,406.81/42,806.20
  6. Step 6: Final answer
    x = 24,761.24

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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.