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Finding the Fourth Proportional to 193,858.95, 267,526.17 and 108,970.59

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Solution

The fourth proportional to 193,858.95, 267,526.17 and 108,970.59 is: 150,379.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,858.95 : 267,526.17 = 108,970.59 : x
  2. Step 2: Convert to fraction form
    193,858.95/267,526.17 = 108,970.59/x
  3. Step 3: Cross multiply
    193,858.95x = 267,526.17 × 108,970.59
  4. Step 4: Simplify right side
    193,858.95x = 29,152,484,585.34
  5. Step 5: Solve for x
    x = 29,152,484,585.34/193,858.95
  6. Step 6: Final answer
    x = 150,379.87

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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.