Home / 193,941.90-290,910.24-75,696.30

Finding the Fourth Proportional to 193,941.90, 290,910.24 and 75,696.30

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Solution

The fourth proportional to 193,941.90, 290,910.24 and 75,696.30 is: 113,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,941.90 : 290,910.24 = 75,696.30 : x
  2. Step 2: Convert to fraction form
    193,941.90/290,910.24 = 75,696.30/x
  3. Step 3: Cross multiply
    193,941.90x = 290,910.24 × 75,696.30
  4. Step 4: Simplify right side
    193,941.90x = 22,020,828,800.11
  5. Step 5: Solve for x
    x = 22,020,828,800.11/193,941.90
  6. Step 6: Final answer
    x = 113,543.43

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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.