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Finding the Fourth Proportional to 168,761.34, 232,883.67 and 97,143.90

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Solution

The fourth proportional to 168,761.34, 232,883.67 and 97,143.90 is: 134,054.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,761.34 : 232,883.67 = 97,143.90 : x
  2. Step 2: Convert to fraction form
    168,761.34/232,883.67 = 97,143.90/x
  3. Step 3: Cross multiply
    168,761.34x = 232,883.67 × 97,143.90
  4. Step 4: Simplify right side
    168,761.34x = 22,623,227,950.11
  5. Step 5: Solve for x
    x = 22,623,227,950.11/168,761.34
  6. Step 6: Final answer
    x = 134,054.56

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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.