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Finding the Fourth Proportional to 166,618.08, 250,026.48 and 66,800.16

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Solution

The fourth proportional to 166,618.08, 250,026.48 and 66,800.16 is: 100,240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,618.08 : 250,026.48 = 66,800.16 : x
  2. Step 2: Convert to fraction form
    166,618.08/250,026.48 = 66,800.16/x
  3. Step 3: Cross multiply
    166,618.08x = 250,026.48 × 66,800.16
  4. Step 4: Simplify right side
    166,618.08x = 16,701,808,868.24
  5. Step 5: Solve for x
    x = 16,701,808,868.24/166,618.08
  6. Step 6: Final answer
    x = 100,240.08

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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.