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Finding the Fourth Proportional to 176,533.97, 264,802.80 and 69,943.87

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Solution

The fourth proportional to 176,533.97, 264,802.80 and 69,943.87 is: 104,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,533.97 : 264,802.80 = 69,943.87 : x
  2. Step 2: Convert to fraction form
    176,533.97/264,802.80 = 69,943.87/x
  3. Step 3: Cross multiply
    176,533.97x = 264,802.80 × 69,943.87
  4. Step 4: Simplify right side
    176,533.97x = 18,521,332,618.84
  5. Step 5: Solve for x
    x = 18,521,332,618.84/176,533.97
  6. Step 6: Final answer
    x = 104,916.54

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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.