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Finding the Fourth Proportional to 177,317.61, 244,621.13 and 116,810.61

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Solution

The fourth proportional to 177,317.61, 244,621.13 and 116,810.61 is: 161,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,317.61 : 244,621.13 = 116,810.61 : x
  2. Step 2: Convert to fraction form
    177,317.61/244,621.13 = 116,810.61/x
  3. Step 3: Cross multiply
    177,317.61x = 244,621.13 × 116,810.61
  4. Step 4: Simplify right side
    177,317.61x = 28,574,342,830.14
  5. Step 5: Solve for x
    x = 28,574,342,830.14/177,317.61
  6. Step 6: Final answer
    x = 161,147.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.