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Finding the Fourth Proportional to 93,786.65, 140,680.88 and 36,866.33

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Solution

The fourth proportional to 93,786.65, 140,680.88 and 36,866.33 is: 55,299.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,786.65 : 140,680.88 = 36,866.33 : x
  2. Step 2: Convert to fraction form
    93,786.65/140,680.88 = 36,866.33/x
  3. Step 3: Cross multiply
    93,786.65x = 140,680.88 × 36,866.33
  4. Step 4: Simplify right side
    93,786.65x = 5,186,387,746.77
  5. Step 5: Solve for x
    x = 5,186,387,746.77/93,786.65
  6. Step 6: Final answer
    x = 55,299.85

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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.