Home / 234,173.61-323,167.40-143,512.06

Finding the Fourth Proportional to 234,173.61, 323,167.40 and 143,512.06

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Solution

The fourth proportional to 234,173.61, 323,167.40 and 143,512.06 is: 198,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,173.61 : 323,167.40 = 143,512.06 : x
  2. Step 2: Convert to fraction form
    234,173.61/323,167.40 = 143,512.06/x
  3. Step 3: Cross multiply
    234,173.61x = 323,167.40 × 143,512.06
  4. Step 4: Simplify right side
    234,173.61x = 46,378,418,041.79
  5. Step 5: Solve for x
    x = 46,378,418,041.79/234,173.61
  6. Step 6: Final answer
    x = 198,051.43

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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.