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Finding the Fourth Proportional to 108,894.46, 163,122.99 and 49,648.63

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Solution

The fourth proportional to 108,894.46, 163,122.99 and 49,648.63 is: 74,373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,894.46 : 163,122.99 = 49,648.63 : x
  2. Step 2: Convert to fraction form
    108,894.46/163,122.99 = 49,648.63/x
  3. Step 3: Cross multiply
    108,894.46x = 163,122.99 × 49,648.63
  4. Step 4: Simplify right side
    108,894.46x = 8,098,832,975.00
  5. Step 5: Solve for x
    x = 8,098,832,975.00/108,894.46
  6. Step 6: Final answer
    x = 74,373.23

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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.