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Finding the Fourth Proportional to 93,857.49, 129,524.81 and 51,413.22

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Solution

The fourth proportional to 93,857.49, 129,524.81 and 51,413.22 is: 70,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,857.49 : 129,524.81 = 51,413.22 : x
  2. Step 2: Convert to fraction form
    93,857.49/129,524.81 = 51,413.22/x
  3. Step 3: Cross multiply
    93,857.49x = 129,524.81 × 51,413.22
  4. Step 4: Simplify right side
    93,857.49x = 6,659,287,294.92
  5. Step 5: Solve for x
    x = 6,659,287,294.92/93,857.49
  6. Step 6: Final answer
    x = 70,951.05

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1.5x scale

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.