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Finding the Fourth Proportional to 93,147.62, 139,637.16 and 33,969.42

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Solution

The fourth proportional to 93,147.62, 139,637.16 and 33,969.42 is: 50,923.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,147.62 : 139,637.16 = 33,969.42 : x
  2. Step 2: Convert to fraction form
    93,147.62/139,637.16 = 33,969.42/x
  3. Step 3: Cross multiply
    93,147.62x = 139,637.16 × 33,969.42
  4. Step 4: Simplify right side
    93,147.62x = 4,743,393,335.65
  5. Step 5: Solve for x
    x = 4,743,393,335.65/93,147.62
  6. Step 6: Final answer
    x = 50,923.40

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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.