Home / 84,527.11-126,803.03-25,367.45

Finding the Fourth Proportional to 84,527.11, 126,803.03 and 25,367.45

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Solution

The fourth proportional to 84,527.11, 126,803.03 and 25,367.45 is: 38,054.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,527.11 : 126,803.03 = 25,367.45 : x
  2. Step 2: Convert to fraction form
    84,527.11/126,803.03 = 25,367.45/x
  3. Step 3: Cross multiply
    84,527.11x = 126,803.03 × 25,367.45
  4. Step 4: Simplify right side
    84,527.11x = 3,216,669,713.54
  5. Step 5: Solve for x
    x = 3,216,669,713.54/84,527.11
  6. Step 6: Final answer
    x = 38,054.89

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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.