Home / 193,900.14-290,841.48-67,569.12

Finding the Fourth Proportional to 193,900.14, 290,841.48 and 67,569.12

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Solution

The fourth proportional to 193,900.14, 290,841.48 and 67,569.12 is: 101,350.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,900.14 : 290,841.48 = 67,569.12 : x
  2. Step 2: Convert to fraction form
    193,900.14/290,841.48 = 67,569.12/x
  3. Step 3: Cross multiply
    193,900.14x = 290,841.48 × 67,569.12
  4. Step 4: Simplify right side
    193,900.14x = 19,651,902,863.10
  5. Step 5: Solve for x
    x = 19,651,902,863.10/193,900.14
  6. Step 6: Final answer
    x = 101,350.64

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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.