Home / 37,044.34-51,118.29-21,127.78

Finding the Fourth Proportional to 37,044.34, 51,118.29 and 21,127.78

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Solution

The fourth proportional to 37,044.34, 51,118.29 and 21,127.78 is: 29,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,044.34 : 51,118.29 = 21,127.78 : x
  2. Step 2: Convert to fraction form
    37,044.34/51,118.29 = 21,127.78/x
  3. Step 3: Cross multiply
    37,044.34x = 51,118.29 × 21,127.78
  4. Step 4: Simplify right side
    37,044.34x = 1,080,015,985.10
  5. Step 5: Solve for x
    x = 1,080,015,985.10/37,044.34
  6. Step 6: Final answer
    x = 29,154.68

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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.