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Finding the Fourth Proportional to 127,596.96, 176,083.88 and 73,884.83

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Solution

The fourth proportional to 127,596.96, 176,083.88 and 73,884.83 is: 101,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,596.96 : 176,083.88 = 73,884.83 : x
  2. Step 2: Convert to fraction form
    127,596.96/176,083.88 = 73,884.83/x
  3. Step 3: Cross multiply
    127,596.96x = 176,083.88 × 73,884.83
  4. Step 4: Simplify right side
    127,596.96x = 13,009,926,289.70
  5. Step 5: Solve for x
    x = 13,009,926,289.70/127,596.96
  6. Step 6: Final answer
    x = 101,961.10

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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.