Home / 31,094.93-42,919.38-17,666.75

Finding the Fourth Proportional to 31,094.93, 42,919.38 and 17,666.75

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Solution

The fourth proportional to 31,094.93, 42,919.38 and 17,666.75 is: 24,384.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,094.93 : 42,919.38 = 17,666.75 : x
  2. Step 2: Convert to fraction form
    31,094.93/42,919.38 = 17,666.75/x
  3. Step 3: Cross multiply
    31,094.93x = 42,919.38 × 17,666.75
  4. Step 4: Simplify right side
    31,094.93x = 758,245,742.02
  5. Step 5: Solve for x
    x = 758,245,742.02/31,094.93
  6. Step 6: Final answer
    x = 24,384.87

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