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Finding the Fourth Proportional to 98,751.68, 148,092.50 and 35,554.85

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Solution

The fourth proportional to 98,751.68, 148,092.50 and 35,554.85 is: 53,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,751.68 : 148,092.50 = 35,554.85 : x
  2. Step 2: Convert to fraction form
    98,751.68/148,092.50 = 35,554.85/x
  3. Step 3: Cross multiply
    98,751.68x = 148,092.50 × 35,554.85
  4. Step 4: Simplify right side
    98,751.68x = 5,265,405,883.16
  5. Step 5: Solve for x
    x = 5,265,405,883.16/98,751.68
  6. Step 6: Final answer
    x = 53,319.66

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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.