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Finding the Fourth Proportional to 137,673.93, 206,530.59 and 60,822.52

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Solution

The fourth proportional to 137,673.93, 206,530.59 and 60,822.52 is: 91,242.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,673.93 : 206,530.59 = 60,822.52 : x
  2. Step 2: Convert to fraction form
    137,673.93/206,530.59 = 60,822.52/x
  3. Step 3: Cross multiply
    137,673.93x = 206,530.59 × 60,822.52
  4. Step 4: Simplify right side
    137,673.93x = 12,561,710,940.89
  5. Step 5: Solve for x
    x = 12,561,710,940.89/137,673.93
  6. Step 6: Final answer
    x = 91,242.48

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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.