Home / 222,007.20-333,010.80-127,237.20

Finding the Fourth Proportional to 222,007.20, 333,010.80 and 127,237.20

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Solution

The fourth proportional to 222,007.20, 333,010.80 and 127,237.20 is: 190,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,007.20 : 333,010.80 = 127,237.20 : x
  2. Step 2: Convert to fraction form
    222,007.20/333,010.80 = 127,237.20/x
  3. Step 3: Cross multiply
    222,007.20x = 333,010.80 × 127,237.20
  4. Step 4: Simplify right side
    222,007.20x = 42,371,361,761.76
  5. Step 5: Solve for x
    x = 42,371,361,761.76/222,007.20
  6. Step 6: Final answer
    x = 190,855.80

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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.