Home / 193,465.06-290,098.78-113,658.92

Finding the Fourth Proportional to 193,465.06, 290,098.78 and 113,658.92

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Solution

The fourth proportional to 193,465.06, 290,098.78 and 113,658.92 is: 170,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,465.06 : 290,098.78 = 113,658.92 : x
  2. Step 2: Convert to fraction form
    193,465.06/290,098.78 = 113,658.92/x
  3. Step 3: Cross multiply
    193,465.06x = 290,098.78 × 113,658.92
  4. Step 4: Simplify right side
    193,465.06x = 32,972,314,028.12
  5. Step 5: Solve for x
    x = 32,972,314,028.12/193,465.06
  6. Step 6: Final answer
    x = 170,430.33

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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.