Home / 37,876.66-52,270.05-21,110.74

Finding the Fourth Proportional to 37,876.66, 52,270.05 and 21,110.74

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Solution

The fourth proportional to 37,876.66, 52,270.05 and 21,110.74 is: 29,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,876.66 : 52,270.05 = 21,110.74 : x
  2. Step 2: Convert to fraction form
    37,876.66/52,270.05 = 21,110.74/x
  3. Step 3: Cross multiply
    37,876.66x = 52,270.05 × 21,110.74
  4. Step 4: Simplify right side
    37,876.66x = 1,103,459,435.34
  5. Step 5: Solve for x
    x = 1,103,459,435.34/37,876.66
  6. Step 6: Final answer
    x = 29,132.97

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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.