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Finding the Fourth Proportional to 187,835.55, 259,212.48 and 101,797.01

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Solution

The fourth proportional to 187,835.55, 259,212.48 and 101,797.01 is: 140,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,835.55 : 259,212.48 = 101,797.01 : x
  2. Step 2: Convert to fraction form
    187,835.55/259,212.48 = 101,797.01/x
  3. Step 3: Cross multiply
    187,835.55x = 259,212.48 × 101,797.01
  4. Step 4: Simplify right side
    187,835.55x = 26,387,054,122.62
  5. Step 5: Solve for x
    x = 26,387,054,122.62/187,835.55
  6. Step 6: Final answer
    x = 140,479.55

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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.