Home / 67,250.23-92,784.38-38,173.76

Finding the Fourth Proportional to 67,250.23, 92,784.38 and 38,173.76

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Solution

The fourth proportional to 67,250.23, 92,784.38 and 38,173.76 is: 52,667.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,250.23 : 92,784.38 = 38,173.76 : x
  2. Step 2: Convert to fraction form
    67,250.23/92,784.38 = 38,173.76/x
  3. Step 3: Cross multiply
    67,250.23x = 92,784.38 × 38,173.76
  4. Step 4: Simplify right side
    67,250.23x = 3,541,929,097.24
  5. Step 5: Solve for x
    x = 3,541,929,097.24/67,250.23
  6. Step 6: Final answer
    x = 52,667.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.