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Finding the Fourth Proportional to 173,241.60, 260,056.80 and 133,972.80

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Solution

The fourth proportional to 173,241.60, 260,056.80 and 133,972.80 is: 201,109.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,241.60 : 260,056.80 = 133,972.80 : x
  2. Step 2: Convert to fraction form
    173,241.60/260,056.80 = 133,972.80/x
  3. Step 3: Cross multiply
    173,241.60x = 260,056.80 × 133,972.80
  4. Step 4: Simplify right side
    173,241.60x = 34,840,537,655.04
  5. Step 5: Solve for x
    x = 34,840,537,655.04/173,241.60
  6. Step 6: Final answer
    x = 201,109.54

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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.