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Finding the Fourth Proportional to 164,800, 247,053.40 and 59,595.60

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Solution

The fourth proportional to 164,800, 247,053.40 and 59,595.60 is: 89,340.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,800 : 247,053.40 = 59,595.60 : x
  2. Step 2: Convert to fraction form
    164,800/247,053.40 = 59,595.60/x
  3. Step 3: Cross multiply
    164,800x = 247,053.40 × 59,595.60
  4. Step 4: Simplify right side
    164,800x = 14,723,295,605.04
  5. Step 5: Solve for x
    x = 14,723,295,605.04/164,800
  6. Step 6: Final answer
    x = 89,340.39

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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.