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Finding the Fourth Proportional to 62,946.79, 94,420.99 and 18,574.18

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Solution

The fourth proportional to 62,946.79, 94,420.99 and 18,574.18 is: 27,861.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,946.79 : 94,420.99 = 18,574.18 : x
  2. Step 2: Convert to fraction form
    62,946.79/94,420.99 = 18,574.18/x
  3. Step 3: Cross multiply
    62,946.79x = 94,420.99 × 18,574.18
  4. Step 4: Simplify right side
    62,946.79x = 1,753,792,251.20
  5. Step 5: Solve for x
    x = 1,753,792,251.20/62,946.79
  6. Step 6: Final answer
    x = 27,861.51

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Similar ratio
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1.5x scale

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.