Home / 215,135.33-297,008.36-163,744.47

Finding the Fourth Proportional to 215,135.33, 297,008.36 and 163,744.47

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Solution

The fourth proportional to 215,135.33, 297,008.36 and 163,744.47 is: 226,059.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,135.33 : 297,008.36 = 163,744.47 : x
  2. Step 2: Convert to fraction form
    215,135.33/297,008.36 = 163,744.47/x
  3. Step 3: Cross multiply
    215,135.33x = 297,008.36 × 163,744.47
  4. Step 4: Simplify right side
    215,135.33x = 48,633,476,903.13
  5. Step 5: Solve for x
    x = 48,633,476,903.13/215,135.33
  6. Step 6: Final answer
    x = 226,059.93

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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.