Home / 74,420.68-111,646.38-24,503.76

Finding the Fourth Proportional to 74,420.68, 111,646.38 and 24,503.76

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Solution

The fourth proportional to 74,420.68, 111,646.38 and 24,503.76 is: 36,760.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,420.68 : 111,646.38 = 24,503.76 : x
  2. Step 2: Convert to fraction form
    74,420.68/111,646.38 = 24,503.76/x
  3. Step 3: Cross multiply
    74,420.68x = 111,646.38 × 24,503.76
  4. Step 4: Simplify right side
    74,420.68x = 2,735,756,100.39
  5. Step 5: Solve for x
    x = 2,735,756,100.39/74,420.68
  6. Step 6: Final answer
    x = 36,760.70

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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.