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Finding the Fourth Proportional to 176,142.48, 264,222.48 and 70,947.36

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Solution

The fourth proportional to 176,142.48, 264,222.48 and 70,947.36 is: 106,424.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,142.48 : 264,222.48 = 70,947.36 : x
  2. Step 2: Convert to fraction form
    176,142.48/264,222.48 = 70,947.36/x
  3. Step 3: Cross multiply
    176,142.48x = 264,222.48 × 70,947.36
  4. Step 4: Simplify right side
    176,142.48x = 18,745,887,408.65
  5. Step 5: Solve for x
    x = 18,745,887,408.65/176,142.48
  6. Step 6: Final answer
    x = 106,424.57

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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.