Home / 150,862.58-208,232.27-86,367.95

Finding the Fourth Proportional to 150,862.58, 208,232.27 and 86,367.95

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Solution

The fourth proportional to 150,862.58, 208,232.27 and 86,367.95 is: 119,211.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,862.58 : 208,232.27 = 86,367.95 : x
  2. Step 2: Convert to fraction form
    150,862.58/208,232.27 = 86,367.95/x
  3. Step 3: Cross multiply
    150,862.58x = 208,232.27 × 86,367.95
  4. Step 4: Simplify right side
    150,862.58x = 17,984,595,086.80
  5. Step 5: Solve for x
    x = 17,984,595,086.80/150,862.58
  6. Step 6: Final answer
    x = 119,211.77

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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.