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Finding the Fourth Proportional to 153,512.96, 230,300.50 and 64,766.66

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Solution

The fourth proportional to 153,512.96, 230,300.50 and 64,766.66 is: 97,163.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,512.96 : 230,300.50 = 64,766.66 : x
  2. Step 2: Convert to fraction form
    153,512.96/230,300.50 = 64,766.66/x
  3. Step 3: Cross multiply
    153,512.96x = 230,300.50 × 64,766.66
  4. Step 4: Simplify right side
    153,512.96x = 14,915,794,181.33
  5. Step 5: Solve for x
    x = 14,915,794,181.33/153,512.96
  6. Step 6: Final answer
    x = 97,163.09

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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.