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Finding the Fourth Proportional to 109,058.42, 150,487.52 and 60,648.23

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Solution

The fourth proportional to 109,058.42, 150,487.52 and 60,648.23 is: 83,687.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,058.42 : 150,487.52 = 60,648.23 : x
  2. Step 2: Convert to fraction form
    109,058.42/150,487.52 = 60,648.23/x
  3. Step 3: Cross multiply
    109,058.42x = 150,487.52 × 60,648.23
  4. Step 4: Simplify right side
    109,058.42x = 9,126,800,669.41
  5. Step 5: Solve for x
    x = 9,126,800,669.41/109,058.42
  6. Step 6: Final answer
    x = 83,687.27

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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.