Home / 37,083.79-55,619.53-13,386.79

Finding the Fourth Proportional to 37,083.79, 55,619.53 and 13,386.79

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Solution

The fourth proportional to 37,083.79, 55,619.53 and 13,386.79 is: 20,077.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,083.79 : 55,619.53 = 13,386.79 : x
  2. Step 2: Convert to fraction form
    37,083.79/55,619.53 = 13,386.79/x
  3. Step 3: Cross multiply
    37,083.79x = 55,619.53 × 13,386.79
  4. Step 4: Simplify right side
    37,083.79x = 744,566,828.96
  5. Step 5: Solve for x
    x = 744,566,828.96/37,083.79
  6. Step 6: Final answer
    x = 20,077.96

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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.