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Finding the Fourth Proportional to 60,003.93, 90,005.90 and 18,450.93

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Solution

The fourth proportional to 60,003.93, 90,005.90 and 18,450.93 is: 27,676.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,003.93 : 90,005.90 = 18,450.93 : x
  2. Step 2: Convert to fraction form
    60,003.93/90,005.90 = 18,450.93/x
  3. Step 3: Cross multiply
    60,003.93x = 90,005.90 × 18,450.93
  4. Step 4: Simplify right side
    60,003.93x = 1,660,692,468.23
  5. Step 5: Solve for x
    x = 1,660,692,468.23/60,003.93
  6. Step 6: Final answer
    x = 27,676.40

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Similar ratio
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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.