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Finding the Fourth Proportional to 118,156.36, 176,818.20 and 73,804

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Solution

The fourth proportional to 118,156.36, 176,818.20 and 73,804 is: 110,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,156.36 : 176,818.20 = 73,804 : x
  2. Step 2: Convert to fraction form
    118,156.36/176,818.20 = 73,804/x
  3. Step 3: Cross multiply
    118,156.36x = 176,818.20 × 73,804
  4. Step 4: Simplify right side
    118,156.36x = 13,049,890,432.80
  5. Step 5: Solve for x
    x = 13,049,890,432.80/118,156.36
  6. Step 6: Final answer
    x = 110,445.94

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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.