Home / 234,199.92-323,028.90-143,577.12

Finding the Fourth Proportional to 234,199.92, 323,028.90 and 143,577.12

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Solution

The fourth proportional to 234,199.92, 323,028.90 and 143,577.12 is: 198,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,199.92 : 323,028.90 = 143,577.12 : x
  2. Step 2: Convert to fraction form
    234,199.92/323,028.90 = 143,577.12/x
  3. Step 3: Cross multiply
    234,199.92x = 323,028.90 × 143,577.12
  4. Step 4: Simplify right side
    234,199.92x = 46,379,559,138.77
  5. Step 5: Solve for x
    x = 46,379,559,138.77/234,199.92
  6. Step 6: Final answer
    x = 198,034.05

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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.