Home / 234,845.43-323,886.80-163,396.14

Finding the Fourth Proportional to 234,845.43, 323,886.80 and 163,396.14

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Solution

The fourth proportional to 234,845.43, 323,886.80 and 163,396.14 is: 225,347.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,845.43 : 323,886.80 = 163,396.14 : x
  2. Step 2: Convert to fraction form
    234,845.43/323,886.80 = 163,396.14/x
  3. Step 3: Cross multiply
    234,845.43x = 323,886.80 × 163,396.14
  4. Step 4: Simplify right side
    234,845.43x = 52,921,852,110.87
  5. Step 5: Solve for x
    x = 52,921,852,110.87/234,845.43
  6. Step 6: Final answer
    x = 225,347.60

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1.5x scale

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.