Home / 67,359.57-92,956.21-38,681.11

Finding the Fourth Proportional to 67,359.57, 92,956.21 and 38,681.11

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Solution

The fourth proportional to 67,359.57, 92,956.21 and 38,681.11 is: 53,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,359.57 : 92,956.21 = 38,681.11 : x
  2. Step 2: Convert to fraction form
    67,359.57/92,956.21 = 38,681.11/x
  3. Step 3: Cross multiply
    67,359.57x = 92,956.21 × 38,681.11
  4. Step 4: Simplify right side
    67,359.57x = 3,595,649,403.69
  5. Step 5: Solve for x
    x = 3,595,649,403.69/67,359.57
  6. Step 6: Final answer
    x = 53,379.94

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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.