Home / 193,829.01-290,923.42-99,126.87

Finding the Fourth Proportional to 193,829.01, 290,923.42 and 99,126.87

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Solution

The fourth proportional to 193,829.01, 290,923.42 and 99,126.87 is: 148,782.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,829.01 : 290,923.42 = 99,126.87 : x
  2. Step 2: Convert to fraction form
    193,829.01/290,923.42 = 99,126.87/x
  3. Step 3: Cross multiply
    193,829.01x = 290,923.42 × 99,126.87
  4. Step 4: Simplify right side
    193,829.01x = 28,838,328,034.30
  5. Step 5: Solve for x
    x = 28,838,328,034.30/193,829.01
  6. Step 6: Final answer
    x = 148,782.31

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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.