Home / 30,044.62-45,077.33-11,330.02

Finding the Fourth Proportional to 30,044.62, 45,077.33 and 11,330.02

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Solution

The fourth proportional to 30,044.62, 45,077.33 and 11,330.02 is: 16,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,044.62 : 45,077.33 = 11,330.02 : x
  2. Step 2: Convert to fraction form
    30,044.62/45,077.33 = 11,330.02/x
  3. Step 3: Cross multiply
    30,044.62x = 45,077.33 × 11,330.02
  4. Step 4: Simplify right side
    30,044.62x = 510,727,092.63
  5. Step 5: Solve for x
    x = 510,727,092.63/30,044.62
  6. Step 6: Final answer
    x = 16,998.95

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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.