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Finding the Fourth Proportional to 169,045.31, 233,289.82 and 93,593.81

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Solution

The fourth proportional to 169,045.31, 233,289.82 and 93,593.81 is: 129,163.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,045.31 : 233,289.82 = 93,593.81 : x
  2. Step 2: Convert to fraction form
    169,045.31/233,289.82 = 93,593.81/x
  3. Step 3: Cross multiply
    169,045.31x = 233,289.82 × 93,593.81
  4. Step 4: Simplify right side
    169,045.31x = 21,834,483,788.23
  5. Step 5: Solve for x
    x = 21,834,483,788.23/169,045.31
  6. Step 6: Final answer
    x = 129,163.50

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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.