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Finding the Fourth Proportional to 151,756.80, 227,116.80 and 133,094.40

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Solution

The fourth proportional to 151,756.80, 227,116.80 and 133,094.40 is: 199,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,756.80 : 227,116.80 = 133,094.40 : x
  2. Step 2: Convert to fraction form
    151,756.80/227,116.80 = 133,094.40/x
  3. Step 3: Cross multiply
    151,756.80x = 227,116.80 × 133,094.40
  4. Step 4: Simplify right side
    151,756.80x = 30,227,974,225.92
  5. Step 5: Solve for x
    x = 30,227,974,225.92/151,756.80
  6. Step 6: Final answer
    x = 199,186.95

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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.