Home / 314,231.20-471,390.54-101,005.68

Finding the Fourth Proportional to 314,231.20, 471,390.54 and 101,005.68

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Solution

The fourth proportional to 314,231.20, 471,390.54 and 101,005.68 is: 151,522.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,231.20 : 471,390.54 = 101,005.68 : x
  2. Step 2: Convert to fraction form
    314,231.20/471,390.54 = 101,005.68/x
  3. Step 3: Cross multiply
    314,231.20x = 471,390.54 × 101,005.68
  4. Step 4: Simplify right side
    314,231.20x = 47,613,123,427.21
  5. Step 5: Solve for x
    x = 47,613,123,427.21/314,231.20
  6. Step 6: Final answer
    x = 151,522.59

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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.