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Finding the Fourth Proportional to 267,377.50, 368,980.95 and 159,952.06

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Solution

The fourth proportional to 267,377.50, 368,980.95 and 159,952.06 is: 220,733.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,377.50 : 368,980.95 = 159,952.06 : x
  2. Step 2: Convert to fraction form
    267,377.50/368,980.95 = 159,952.06/x
  3. Step 3: Cross multiply
    267,377.50x = 368,980.95 × 159,952.06
  4. Step 4: Simplify right side
    267,377.50x = 59,019,263,053.26
  5. Step 5: Solve for x
    x = 59,019,263,053.26/267,377.50
  6. Step 6: Final answer
    x = 220,733.84

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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.