Home / 67,614.72-93,316.14-40,770.96

Finding the Fourth Proportional to 67,614.72, 93,316.14 and 40,770.96

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Solution

The fourth proportional to 67,614.72, 93,316.14 and 40,770.96 is: 56,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,614.72 : 93,316.14 = 40,770.96 : x
  2. Step 2: Convert to fraction form
    67,614.72/93,316.14 = 40,770.96/x
  3. Step 3: Cross multiply
    67,614.72x = 93,316.14 × 40,770.96
  4. Step 4: Simplify right side
    67,614.72x = 3,804,588,611.29
  5. Step 5: Solve for x
    x = 3,804,588,611.29/67,614.72
  6. Step 6: Final answer
    x = 56,268.64

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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.