Home / 193,622.25-290,012.81-93,572.64

Finding the Fourth Proportional to 193,622.25, 290,012.81 and 93,572.64

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Solution

The fourth proportional to 193,622.25, 290,012.81 and 93,572.64 is: 140,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,622.25 : 290,012.81 = 93,572.64 : x
  2. Step 2: Convert to fraction form
    193,622.25/290,012.81 = 93,572.64/x
  3. Step 3: Cross multiply
    193,622.25x = 290,012.81 × 93,572.64
  4. Step 4: Simplify right side
    193,622.25x = 27,137,263,797.66
  5. Step 5: Solve for x
    x = 27,137,263,797.66/193,622.25
  6. Step 6: Final answer
    x = 140,155.71

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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.