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Finding the Fourth Proportional to 176,866.92, 265,329.18 and 52,220.52

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Solution

The fourth proportional to 176,866.92, 265,329.18 and 52,220.52 is: 78,339.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,866.92 : 265,329.18 = 52,220.52 : x
  2. Step 2: Convert to fraction form
    176,866.92/265,329.18 = 52,220.52/x
  3. Step 3: Cross multiply
    176,866.92x = 265,329.18 × 52,220.52
  4. Step 4: Simplify right side
    176,866.92x = 13,855,627,750.77
  5. Step 5: Solve for x
    x = 13,855,627,750.77/176,866.92
  6. Step 6: Final answer
    x = 78,339.28

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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.