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Finding the Fourth Proportional to 170,593.88, 235,343.48 and 98,932.37

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Solution

The fourth proportional to 170,593.88, 235,343.48 and 98,932.37 is: 136,482.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,593.88 : 235,343.48 = 98,932.37 : x
  2. Step 2: Convert to fraction form
    170,593.88/235,343.48 = 98,932.37/x
  3. Step 3: Cross multiply
    170,593.88x = 235,343.48 × 98,932.37
  4. Step 4: Simplify right side
    170,593.88x = 23,283,086,569.07
  5. Step 5: Solve for x
    x = 23,283,086,569.07/170,593.88
  6. Step 6: Final answer
    x = 136,482.55

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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.