Home / 193,941.06-290,911.11-53,699.22

Finding the Fourth Proportional to 193,941.06, 290,911.11 and 53,699.22

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Solution

The fourth proportional to 193,941.06, 290,911.11 and 53,699.22 is: 80,548.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,941.06 : 290,911.11 = 53,699.22 : x
  2. Step 2: Convert to fraction form
    193,941.06/290,911.11 = 53,699.22/x
  3. Step 3: Cross multiply
    193,941.06x = 290,911.11 × 53,699.22
  4. Step 4: Simplify right side
    193,941.06x = 15,621,699,696.33
  5. Step 5: Solve for x
    x = 15,621,699,696.33/193,941.06
  6. Step 6: Final answer
    x = 80,548.70

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1.5x scale

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.