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Finding the Fourth Proportional to 154,885.79, 232,413.30 and 60,119.71

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Solution

The fourth proportional to 154,885.79, 232,413.30 and 60,119.71 is: 90,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,885.79 : 232,413.30 = 60,119.71 : x
  2. Step 2: Convert to fraction form
    154,885.79/232,413.30 = 60,119.71/x
  3. Step 3: Cross multiply
    154,885.79x = 232,413.30 × 60,119.71
  4. Step 4: Simplify right side
    154,885.79x = 13,972,619,615.11
  5. Step 5: Solve for x
    x = 13,972,619,615.11/154,885.79
  6. Step 6: Final answer
    x = 90,212.40

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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.