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Finding the Fourth Proportional to 63,342.67, 95,003.07 and 18,957.51

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Solution

The fourth proportional to 63,342.67, 95,003.07 and 18,957.51 is: 28,432.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,342.67 : 95,003.07 = 18,957.51 : x
  2. Step 2: Convert to fraction form
    63,342.67/95,003.07 = 18,957.51/x
  3. Step 3: Cross multiply
    63,342.67x = 95,003.07 × 18,957.51
  4. Step 4: Simplify right side
    63,342.67x = 1,801,021,649.56
  5. Step 5: Solve for x
    x = 1,801,021,649.56/63,342.67
  6. Step 6: Final answer
    x = 28,432.99

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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.