Home / 43,298.75-64,760.49-25,486.96

Finding the Fourth Proportional to 43,298.75, 64,760.49 and 25,486.96

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Solution

The fourth proportional to 43,298.75, 64,760.49 and 25,486.96 is: 38,119.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,298.75 : 64,760.49 = 25,486.96 : x
  2. Step 2: Convert to fraction form
    43,298.75/64,760.49 = 25,486.96/x
  3. Step 3: Cross multiply
    43,298.75x = 64,760.49 × 25,486.96
  4. Step 4: Simplify right side
    43,298.75x = 1,650,548,018.21
  5. Step 5: Solve for x
    x = 1,650,548,018.21/43,298.75
  6. Step 6: Final answer
    x = 38,119.99

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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.