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Finding the Fourth Proportional to 133,351.60, 199,541.40 and 98,359.60

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Solution

The fourth proportional to 133,351.60, 199,541.40 and 98,359.60 is: 147,180.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,351.60 : 199,541.40 = 98,359.60 : x
  2. Step 2: Convert to fraction form
    133,351.60/199,541.40 = 98,359.60/x
  3. Step 3: Cross multiply
    133,351.60x = 199,541.40 × 98,359.60
  4. Step 4: Simplify right side
    133,351.60x = 19,626,812,287.44
  5. Step 5: Solve for x
    x = 19,626,812,287.44/133,351.60
  6. Step 6: Final answer
    x = 147,180.93

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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.