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Finding the Fourth Proportional to 209,960.58, 314,876.24 and 60,160.74

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Solution

The fourth proportional to 209,960.58, 314,876.24 and 60,160.74 is: 90,222.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,960.58 : 314,876.24 = 60,160.74 : x
  2. Step 2: Convert to fraction form
    209,960.58/314,876.24 = 60,160.74/x
  3. Step 3: Cross multiply
    209,960.58x = 314,876.24 × 60,160.74
  4. Step 4: Simplify right side
    209,960.58x = 18,943,187,606.82
  5. Step 5: Solve for x
    x = 18,943,187,606.82/209,960.58
  6. Step 6: Final answer
    x = 90,222.59

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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.