Home / 121,864.78-182,729.25-37,601.02

Finding the Fourth Proportional to 121,864.78, 182,729.25 and 37,601.02

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Solution

The fourth proportional to 121,864.78, 182,729.25 and 37,601.02 is: 56,380.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,864.78 : 182,729.25 = 37,601.02 : x
  2. Step 2: Convert to fraction form
    121,864.78/182,729.25 = 37,601.02/x
  3. Step 3: Cross multiply
    121,864.78x = 182,729.25 × 37,601.02
  4. Step 4: Simplify right side
    121,864.78x = 6,870,806,183.84
  5. Step 5: Solve for x
    x = 6,870,806,183.84/121,864.78
  6. Step 6: Final answer
    x = 56,380.57

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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.