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Finding the Fourth Proportional to 161,740.49, 223,202.75 and 93,797.74

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Solution

The fourth proportional to 161,740.49, 223,202.75 and 93,797.74 is: 129,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,740.49 : 223,202.75 = 93,797.74 : x
  2. Step 2: Convert to fraction form
    161,740.49/223,202.75 = 93,797.74/x
  3. Step 3: Cross multiply
    161,740.49x = 223,202.75 × 93,797.74
  4. Step 4: Simplify right side
    161,740.49x = 20,935,914,142.53
  5. Step 5: Solve for x
    x = 20,935,914,142.53/161,740.49
  6. Step 6: Final answer
    x = 129,441.40

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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.