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Finding the Fourth Proportional to 179,663.60, 269,495.40 and 61,295.60

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Solution

The fourth proportional to 179,663.60, 269,495.40 and 61,295.60 is: 91,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,663.60 : 269,495.40 = 61,295.60 : x
  2. Step 2: Convert to fraction form
    179,663.60/269,495.40 = 61,295.60/x
  3. Step 3: Cross multiply
    179,663.60x = 269,495.40 × 61,295.60
  4. Step 4: Simplify right side
    179,663.60x = 16,518,882,240.24
  5. Step 5: Solve for x
    x = 16,518,882,240.24/179,663.60
  6. Step 6: Final answer
    x = 91,943.40

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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.