Home / 226,316.86-339,538.84-66,396.58

Finding the Fourth Proportional to 226,316.86, 339,538.84 and 66,396.58

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Solution

The fourth proportional to 226,316.86, 339,538.84 and 66,396.58 is: 99,613.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,316.86 : 339,538.84 = 66,396.58 : x
  2. Step 2: Convert to fraction form
    226,316.86/339,538.84 = 66,396.58/x
  3. Step 3: Cross multiply
    226,316.86x = 339,538.84 × 66,396.58
  4. Step 4: Simplify right side
    226,316.86x = 22,544,217,753.17
  5. Step 5: Solve for x
    x = 22,544,217,753.17/226,316.86
  6. Step 6: Final answer
    x = 99,613.51

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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.