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Finding the Fourth Proportional to 177,894.63, 266,860.56 and 57,960.91

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Solution

The fourth proportional to 177,894.63, 266,860.56 and 57,960.91 is: 86,947.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,894.63 : 266,860.56 = 57,960.91 : x
  2. Step 2: Convert to fraction form
    177,894.63/266,860.56 = 57,960.91/x
  3. Step 3: Cross multiply
    177,894.63x = 266,860.56 × 57,960.91
  4. Step 4: Simplify right side
    177,894.63x = 15,467,480,900.71
  5. Step 5: Solve for x
    x = 15,467,480,900.71/177,894.63
  6. Step 6: Final answer
    x = 86,947.43

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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.