Home / 36,649.08-54,842.40-31,735.68

Finding the Fourth Proportional to 36,649.08, 54,842.40 and 31,735.68

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Solution

The fourth proportional to 36,649.08, 54,842.40 and 31,735.68 is: 47,489.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,649.08 : 54,842.40 = 31,735.68 : x
  2. Step 2: Convert to fraction form
    36,649.08/54,842.40 = 31,735.68/x
  3. Step 3: Cross multiply
    36,649.08x = 54,842.40 × 31,735.68
  4. Step 4: Simplify right side
    36,649.08x = 1,740,460,856.83
  5. Step 5: Solve for x
    x = 1,740,460,856.83/36,649.08
  6. Step 6: Final answer
    x = 47,489.89

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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.