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Finding the Fourth Proportional to 101,573.93, 140,137.56 and 58,552.07

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Solution

The fourth proportional to 101,573.93, 140,137.56 and 58,552.07 is: 80,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,573.93 : 140,137.56 = 58,552.07 : x
  2. Step 2: Convert to fraction form
    101,573.93/140,137.56 = 58,552.07/x
  3. Step 3: Cross multiply
    101,573.93x = 140,137.56 × 58,552.07
  4. Step 4: Simplify right side
    101,573.93x = 8,205,343,522.06
  5. Step 5: Solve for x
    x = 8,205,343,522.06/101,573.93
  6. Step 6: Final answer
    x = 80,781.98

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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.