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Finding the Fourth Proportional to 199,818.77, 299,721.20 and 50,060.34

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Solution

The fourth proportional to 199,818.77, 299,721.20 and 50,060.34 is: 75,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,818.77 : 299,721.20 = 50,060.34 : x
  2. Step 2: Convert to fraction form
    199,818.77/299,721.20 = 50,060.34/x
  3. Step 3: Cross multiply
    199,818.77x = 299,721.20 × 50,060.34
  4. Step 4: Simplify right side
    199,818.77x = 15,004,144,926.91
  5. Step 5: Solve for x
    x = 15,004,144,926.91/199,818.77
  6. Step 6: Final answer
    x = 75,088.77

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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.