Home / 234,645.21-323,808.44-132,690.69

Finding the Fourth Proportional to 234,645.21, 323,808.44 and 132,690.69

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Solution

The fourth proportional to 234,645.21, 323,808.44 and 132,690.69 is: 183,112.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,645.21 : 323,808.44 = 132,690.69 : x
  2. Step 2: Convert to fraction form
    234,645.21/323,808.44 = 132,690.69/x
  3. Step 3: Cross multiply
    234,645.21x = 323,808.44 × 132,690.69
  4. Step 4: Simplify right side
    234,645.21x = 42,966,365,331.42
  5. Step 5: Solve for x
    x = 42,966,365,331.42/234,645.21
  6. Step 6: Final answer
    x = 183,112.05

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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.