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Finding the Fourth Proportional to 104,760.52, 144,618.96 and 67,056.64

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Solution

The fourth proportional to 104,760.52, 144,618.96 and 67,056.64 is: 92,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,760.52 : 144,618.96 = 67,056.64 : x
  2. Step 2: Convert to fraction form
    104,760.52/144,618.96 = 67,056.64/x
  3. Step 3: Cross multiply
    104,760.52x = 144,618.96 × 67,056.64
  4. Step 4: Simplify right side
    104,760.52x = 9,697,661,537.89
  5. Step 5: Solve for x
    x = 9,697,661,537.89/104,760.52
  6. Step 6: Final answer
    x = 92,569.81

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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.