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Finding the Fourth Proportional to 64,567.96, 96,857.50 and 17,820.83

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Solution

The fourth proportional to 64,567.96, 96,857.50 and 17,820.83 is: 26,732.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,567.96 : 96,857.50 = 17,820.83 : x
  2. Step 2: Convert to fraction form
    64,567.96/96,857.50 = 17,820.83/x
  3. Step 3: Cross multiply
    64,567.96x = 96,857.50 × 17,820.83
  4. Step 4: Simplify right side
    64,567.96x = 1,726,081,041.73
  5. Step 5: Solve for x
    x = 1,726,081,041.73/64,567.96
  6. Step 6: Final answer
    x = 26,732.78

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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.