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Finding the Fourth Proportional to 127,267.96, 175,624.96 and 70,682.96

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Solution

The fourth proportional to 127,267.96, 175,624.96 and 70,682.96 is: 97,539.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,267.96 : 175,624.96 = 70,682.96 : x
  2. Step 2: Convert to fraction form
    127,267.96/175,624.96 = 70,682.96/x
  3. Step 3: Cross multiply
    127,267.96x = 175,624.96 × 70,682.96
  4. Step 4: Simplify right side
    127,267.96x = 12,413,692,022.68
  5. Step 5: Solve for x
    x = 12,413,692,022.68/127,267.96
  6. Step 6: Final answer
    x = 97,539.81

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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.