Home / 114,679.88-158,257.14-64,378.52

Finding the Fourth Proportional to 114,679.88, 158,257.14 and 64,378.52

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Solution

The fourth proportional to 114,679.88, 158,257.14 and 64,378.52 is: 88,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,679.88 : 158,257.14 = 64,378.52 : x
  2. Step 2: Convert to fraction form
    114,679.88/158,257.14 = 64,378.52/x
  3. Step 3: Cross multiply
    114,679.88x = 158,257.14 × 64,378.52
  4. Step 4: Simplify right side
    114,679.88x = 10,188,360,452.63
  5. Step 5: Solve for x
    x = 10,188,360,452.63/114,679.88
  6. Step 6: Final answer
    x = 88,841.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.