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Finding the Fourth Proportional to 176,805.70, 264,916.95 and 151,728.10

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Solution

The fourth proportional to 176,805.70, 264,916.95 and 151,728.10 is: 227,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,805.70 : 264,916.95 = 151,728.10 : x
  2. Step 2: Convert to fraction form
    176,805.70/264,916.95 = 151,728.10/x
  3. Step 3: Cross multiply
    176,805.70x = 264,916.95 × 151,728.10
  4. Step 4: Simplify right side
    176,805.70x = 40,195,345,481.30
  5. Step 5: Solve for x
    x = 40,195,345,481.30/176,805.70
  6. Step 6: Final answer
    x = 227,341.91

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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.