Home / 133,056.90-199,640.03-48,857.40

Finding the Fourth Proportional to 133,056.90, 199,640.03 and 48,857.40

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Solution

The fourth proportional to 133,056.90, 199,640.03 and 48,857.40 is: 73,306.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,056.90 : 199,640.03 = 48,857.40 : x
  2. Step 2: Convert to fraction form
    133,056.90/199,640.03 = 48,857.40/x
  3. Step 3: Cross multiply
    133,056.90x = 199,640.03 × 48,857.40
  4. Step 4: Simplify right side
    133,056.90x = 9,753,892,557.44
  5. Step 5: Solve for x
    x = 9,753,892,557.44/133,056.90
  6. Step 6: Final answer
    x = 73,306.18

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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.