Home / 84,537.99-126,826.43-25,374.78

Finding the Fourth Proportional to 84,537.99, 126,826.43 and 25,374.78

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Solution

The fourth proportional to 84,537.99, 126,826.43 and 25,374.78 is: 38,068.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,537.99 : 126,826.43 = 25,374.78 : x
  2. Step 2: Convert to fraction form
    84,537.99/126,826.43 = 25,374.78/x
  3. Step 3: Cross multiply
    84,537.99x = 126,826.43 × 25,374.78
  4. Step 4: Simplify right side
    84,537.99x = 3,218,192,632.56
  5. Step 5: Solve for x
    x = 3,218,192,632.56/84,537.99
  6. Step 6: Final answer
    x = 38,068.01

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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.