Home / 49,644.64-74,503.92-20,062.76

Finding the Fourth Proportional to 49,644.64, 74,503.92 and 20,062.76

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Solution

The fourth proportional to 49,644.64, 74,503.92 and 20,062.76 is: 30,109.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,644.64 : 74,503.92 = 20,062.76 : x
  2. Step 2: Convert to fraction form
    49,644.64/74,503.92 = 20,062.76/x
  3. Step 3: Cross multiply
    49,644.64x = 74,503.92 × 20,062.76
  4. Step 4: Simplify right side
    49,644.64x = 1,494,754,266.02
  5. Step 5: Solve for x
    x = 1,494,754,266.02/49,644.64
  6. Step 6: Final answer
    x = 30,109.08

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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.