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Finding the Fourth Proportional to 176,264.67, 264,340.85 and 57,908.55

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Solution

The fourth proportional to 176,264.67, 264,340.85 and 57,908.55 is: 86,844.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,264.67 : 264,340.85 = 57,908.55 : x
  2. Step 2: Convert to fraction form
    176,264.67/264,340.85 = 57,908.55/x
  3. Step 3: Cross multiply
    176,264.67x = 264,340.85 × 57,908.55
  4. Step 4: Simplify right side
    176,264.67x = 15,307,595,039.72
  5. Step 5: Solve for x
    x = 15,307,595,039.72/176,264.67
  6. Step 6: Final answer
    x = 86,844.37

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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.