Home / 234,637.81-323,775.94-143,997.59

Finding the Fourth Proportional to 234,637.81, 323,775.94 and 143,997.59

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Solution

The fourth proportional to 234,637.81, 323,775.94 and 143,997.59 is: 198,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,637.81 : 323,775.94 = 143,997.59 : x
  2. Step 2: Convert to fraction form
    234,637.81/323,775.94 = 143,997.59/x
  3. Step 3: Cross multiply
    234,637.81x = 323,775.94 × 143,997.59
  4. Step 4: Simplify right side
    234,637.81x = 46,622,955,059.98
  5. Step 5: Solve for x
    x = 46,622,955,059.98/234,637.81
  6. Step 6: Final answer
    x = 198,701.80

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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.