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Finding the Fourth Proportional to 193,451.10, 290,336.55 and 98,751.24

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Solution

The fourth proportional to 193,451.10, 290,336.55 and 98,751.24 is: 148,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,451.10 : 290,336.55 = 98,751.24 : x
  2. Step 2: Convert to fraction form
    193,451.10/290,336.55 = 98,751.24/x
  3. Step 3: Cross multiply
    193,451.10x = 290,336.55 × 98,751.24
  4. Step 4: Simplify right side
    193,451.10x = 28,671,094,329.82
  5. Step 5: Solve for x
    x = 28,671,094,329.82/193,451.10
  6. Step 6: Final answer
    x = 148,208.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.