Home / 71,790.48-107,707.68-25,047.36

Finding the Fourth Proportional to 71,790.48, 107,707.68 and 25,047.36

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Solution

The fourth proportional to 71,790.48, 107,707.68 and 25,047.36 is: 37,578.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,790.48 : 107,707.68 = 25,047.36 : x
  2. Step 2: Convert to fraction form
    71,790.48/107,707.68 = 25,047.36/x
  3. Step 3: Cross multiply
    71,790.48x = 107,707.68 × 25,047.36
  4. Step 4: Simplify right side
    71,790.48x = 2,697,793,035.72
  5. Step 5: Solve for x
    x = 2,697,793,035.72/71,790.48
  6. Step 6: Final answer
    x = 37,578.70

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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.