Home / 53,769.33-80,417.97-47,887.52

Finding the Fourth Proportional to 53,769.33, 80,417.97 and 47,887.52

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Solution

The fourth proportional to 53,769.33, 80,417.97 and 47,887.52 is: 71,621.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,769.33 : 80,417.97 = 47,887.52 : x
  2. Step 2: Convert to fraction form
    53,769.33/80,417.97 = 47,887.52/x
  3. Step 3: Cross multiply
    53,769.33x = 80,417.97 × 47,887.52
  4. Step 4: Simplify right side
    53,769.33x = 3,851,016,744.64
  5. Step 5: Solve for x
    x = 3,851,016,744.64/53,769.33
  6. Step 6: Final answer
    x = 71,621.07

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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.