Home / 222,761.10-334,141.65-143,964.30

Finding the Fourth Proportional to 222,761.10, 334,141.65 and 143,964.30

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Solution

The fourth proportional to 222,761.10, 334,141.65 and 143,964.30 is: 215,946.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,761.10 : 334,141.65 = 143,964.30 : x
  2. Step 2: Convert to fraction form
    222,761.10/334,141.65 = 143,964.30/x
  3. Step 3: Cross multiply
    222,761.10x = 334,141.65 × 143,964.30
  4. Step 4: Simplify right side
    222,761.10x = 48,104,468,743.10
  5. Step 5: Solve for x
    x = 48,104,468,743.10/222,761.10
  6. Step 6: Final answer
    x = 215,946.45

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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.