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Finding the Fourth Proportional to 32,842.73, 45,323.11 and 18,502.73

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Solution

The fourth proportional to 32,842.73, 45,323.11 and 18,502.73 is: 25,533.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,842.73 : 45,323.11 = 18,502.73 : x
  2. Step 2: Convert to fraction form
    32,842.73/45,323.11 = 18,502.73/x
  3. Step 3: Cross multiply
    32,842.73x = 45,323.11 × 18,502.73
  4. Step 4: Simplify right side
    32,842.73x = 838,601,174.58
  5. Step 5: Solve for x
    x = 838,601,174.58/32,842.73
  6. Step 6: Final answer
    x = 25,533.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.