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Finding the Fourth Proportional to 63,124.96, 94,671.13 and 18,741.67

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Solution

The fourth proportional to 63,124.96, 94,671.13 and 18,741.67 is: 28,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,124.96 : 94,671.13 = 18,741.67 : x
  2. Step 2: Convert to fraction form
    63,124.96/94,671.13 = 18,741.67/x
  3. Step 3: Cross multiply
    63,124.96x = 94,671.13 × 18,741.67
  4. Step 4: Simplify right side
    63,124.96x = 1,774,295,076.99
  5. Step 5: Solve for x
    x = 1,774,295,076.99/63,124.96
  6. Step 6: Final answer
    x = 28,107.66

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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.