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Finding the Fourth Proportional to 169,447.34, 233,843.55 and 102,366.38

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Solution

The fourth proportional to 169,447.34, 233,843.55 and 102,366.38 is: 141,269.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,447.34 : 233,843.55 = 102,366.38 : x
  2. Step 2: Convert to fraction form
    169,447.34/233,843.55 = 102,366.38/x
  3. Step 3: Cross multiply
    169,447.34x = 233,843.55 × 102,366.38
  4. Step 4: Simplify right side
    169,447.34x = 23,937,717,699.85
  5. Step 5: Solve for x
    x = 23,937,717,699.85/169,447.34
  6. Step 6: Final answer
    x = 141,269.36

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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.