Home / 37,090.47-55,643.01-13,717.11

Finding the Fourth Proportional to 37,090.47, 55,643.01 and 13,717.11

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Solution

The fourth proportional to 37,090.47, 55,643.01 and 13,717.11 is: 20,578.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,090.47 : 55,643.01 = 13,717.11 : x
  2. Step 2: Convert to fraction form
    37,090.47/55,643.01 = 13,717.11/x
  3. Step 3: Cross multiply
    37,090.47x = 55,643.01 × 13,717.11
  4. Step 4: Simplify right side
    37,090.47x = 763,261,288.90
  5. Step 5: Solve for x
    x = 763,261,288.90/37,090.47
  6. Step 6: Final answer
    x = 20,578.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.