Home / 39,842.34-59,732.73-20,110.74

Finding the Fourth Proportional to 39,842.34, 59,732.73 and 20,110.74

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Solution

The fourth proportional to 39,842.34, 59,732.73 and 20,110.74 is: 30,150.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,842.34 : 59,732.73 = 20,110.74 : x
  2. Step 2: Convert to fraction form
    39,842.34/59,732.73 = 20,110.74/x
  3. Step 3: Cross multiply
    39,842.34x = 59,732.73 × 20,110.74
  4. Step 4: Simplify right side
    39,842.34x = 1,201,269,402.52
  5. Step 5: Solve for x
    x = 1,201,269,402.52/39,842.34
  6. Step 6: Final answer
    x = 30,150.57

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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.