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Finding the Fourth Proportional to 115,594.68, 159,521.77 and 67,848.83

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Solution

The fourth proportional to 115,594.68, 159,521.77 and 67,848.83 is: 93,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,594.68 : 159,521.77 = 67,848.83 : x
  2. Step 2: Convert to fraction form
    115,594.68/159,521.77 = 67,848.83/x
  3. Step 3: Cross multiply
    115,594.68x = 159,521.77 × 67,848.83
  4. Step 4: Simplify right side
    115,594.68x = 10,823,365,454.03
  5. Step 5: Solve for x
    x = 10,823,365,454.03/115,594.68
  6. Step 6: Final answer
    x = 93,632.04

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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.