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Finding the Fourth Proportional to 176,628.84, 264,943.33 and 43,511.69

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Solution

The fourth proportional to 176,628.84, 264,943.33 and 43,511.69 is: 65,267.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,628.84 : 264,943.33 = 43,511.69 : x
  2. Step 2: Convert to fraction form
    176,628.84/264,943.33 = 43,511.69/x
  3. Step 3: Cross multiply
    176,628.84x = 264,943.33 × 43,511.69
  4. Step 4: Simplify right side
    176,628.84x = 11,528,130,609.03
  5. Step 5: Solve for x
    x = 11,528,130,609.03/176,628.84
  6. Step 6: Final answer
    x = 65,267.54

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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.