Home / 222,721.80-334,082.70-104,623.80

Finding the Fourth Proportional to 222,721.80, 334,082.70 and 104,623.80

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Solution

The fourth proportional to 222,721.80, 334,082.70 and 104,623.80 is: 156,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,721.80 : 334,082.70 = 104,623.80 : x
  2. Step 2: Convert to fraction form
    222,721.80/334,082.70 = 104,623.80/x
  3. Step 3: Cross multiply
    222,721.80x = 334,082.70 × 104,623.80
  4. Step 4: Simplify right side
    222,721.80x = 34,953,001,588.26
  5. Step 5: Solve for x
    x = 34,953,001,588.26/222,721.80
  6. Step 6: Final answer
    x = 156,935.70

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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.