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Finding the Fourth Proportional to 169,299.61, 253,954.81 and 62,710.40

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Solution

The fourth proportional to 169,299.61, 253,954.81 and 62,710.40 is: 94,067.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,299.61 : 253,954.81 = 62,710.40 : x
  2. Step 2: Convert to fraction form
    169,299.61/253,954.81 = 62,710.40/x
  3. Step 3: Cross multiply
    169,299.61x = 253,954.81 × 62,710.40
  4. Step 4: Simplify right side
    169,299.61x = 15,925,606,290.47
  5. Step 5: Solve for x
    x = 15,925,606,290.47/169,299.61
  6. Step 6: Final answer
    x = 94,067.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.