Home / 107,641.90-161,462.85-37,504.81

Finding the Fourth Proportional to 107,641.90, 161,462.85 and 37,504.81

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Solution

The fourth proportional to 107,641.90, 161,462.85 and 37,504.81 is: 56,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,641.90 : 161,462.85 = 37,504.81 : x
  2. Step 2: Convert to fraction form
    107,641.90/161,462.85 = 37,504.81/x
  3. Step 3: Cross multiply
    107,641.90x = 161,462.85 × 37,504.81
  4. Step 4: Simplify right side
    107,641.90x = 6,055,633,511.31
  5. Step 5: Solve for x
    x = 6,055,633,511.31/107,641.90
  6. Step 6: Final answer
    x = 56,257.22

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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.