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Finding the Fourth Proportional to 238,362.66, 357,543.68 and 60,869.79

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Solution

The fourth proportional to 238,362.66, 357,543.68 and 60,869.79 is: 91,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,362.66 : 357,543.68 = 60,869.79 : x
  2. Step 2: Convert to fraction form
    238,362.66/357,543.68 = 60,869.79/x
  3. Step 3: Cross multiply
    238,362.66x = 357,543.68 × 60,869.79
  4. Step 4: Simplify right side
    238,362.66x = 21,763,608,413.08
  5. Step 5: Solve for x
    x = 21,763,608,413.08/238,362.66
  6. Step 6: Final answer
    x = 91,304.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.