Home / 222,121.47-333,217.75-72,350.25

Finding the Fourth Proportional to 222,121.47, 333,217.75 and 72,350.25

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Solution

The fourth proportional to 222,121.47, 333,217.75 and 72,350.25 is: 108,536.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,121.47 : 333,217.75 = 72,350.25 : x
  2. Step 2: Convert to fraction form
    222,121.47/333,217.75 = 72,350.25/x
  3. Step 3: Cross multiply
    222,121.47x = 333,217.75 × 72,350.25
  4. Step 4: Simplify right side
    222,121.47x = 24,108,386,222.15
  5. Step 5: Solve for x
    x = 24,108,386,222.15/222,121.47
  6. Step 6: Final answer
    x = 108,536.95

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1.5x scale

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.