Home / 40,383.72-60,555.51-25,581.42

Finding the Fourth Proportional to 40,383.72, 60,555.51 and 25,581.42

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Solution

The fourth proportional to 40,383.72, 60,555.51 and 25,581.42 is: 38,359.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,383.72 : 60,555.51 = 25,581.42 : x
  2. Step 2: Convert to fraction form
    40,383.72/60,555.51 = 25,581.42/x
  3. Step 3: Cross multiply
    40,383.72x = 60,555.51 × 25,581.42
  4. Step 4: Simplify right side
    40,383.72x = 1,549,095,934.62
  5. Step 5: Solve for x
    x = 1,549,095,934.62/40,383.72
  6. Step 6: Final answer
    x = 38,359.42

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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.