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Finding the Fourth Proportional to 193,188.60, 289,801.35 and 60,033.12

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Solution

The fourth proportional to 193,188.60, 289,801.35 and 60,033.12 is: 90,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,188.60 : 289,801.35 = 60,033.12 : x
  2. Step 2: Convert to fraction form
    193,188.60/289,801.35 = 60,033.12/x
  3. Step 3: Cross multiply
    193,188.60x = 289,801.35 × 60,033.12
  4. Step 4: Simplify right side
    193,188.60x = 17,397,679,220.71
  5. Step 5: Solve for x
    x = 17,397,679,220.71/193,188.60
  6. Step 6: Final answer
    x = 90,055.41

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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.