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Finding the Fourth Proportional to 64,234.80, 96,352.20 and 34,710.30

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Solution

The fourth proportional to 64,234.80, 96,352.20 and 34,710.30 is: 52,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,234.80 : 96,352.20 = 34,710.30 : x
  2. Step 2: Convert to fraction form
    64,234.80/96,352.20 = 34,710.30/x
  3. Step 3: Cross multiply
    64,234.80x = 96,352.20 × 34,710.30
  4. Step 4: Simplify right side
    64,234.80x = 3,344,413,767.66
  5. Step 5: Solve for x
    x = 3,344,413,767.66/64,234.80
  6. Step 6: Final answer
    x = 52,065.45

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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.