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Finding the Fourth Proportional to 160,241.76, 240,362.64 and 71,473.86

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Solution

The fourth proportional to 160,241.76, 240,362.64 and 71,473.86 is: 107,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,241.76 : 240,362.64 = 71,473.86 : x
  2. Step 2: Convert to fraction form
    160,241.76/240,362.64 = 71,473.86/x
  3. Step 3: Cross multiply
    160,241.76x = 240,362.64 × 71,473.86
  4. Step 4: Simplify right side
    160,241.76x = 17,179,645,680.59
  5. Step 5: Solve for x
    x = 17,179,645,680.59/160,241.76
  6. Step 6: Final answer
    x = 107,210.79

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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.