Home / 195,697.82-270,606.62-155,341.60

Finding the Fourth Proportional to 195,697.82, 270,606.62 and 155,341.60

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Solution

The fourth proportional to 195,697.82, 270,606.62 and 155,341.60 is: 214,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,697.82 : 270,606.62 = 155,341.60 : x
  2. Step 2: Convert to fraction form
    195,697.82/270,606.62 = 155,341.60/x
  3. Step 3: Cross multiply
    195,697.82x = 270,606.62 × 155,341.60
  4. Step 4: Simplify right side
    195,697.82x = 42,036,465,033.23
  5. Step 5: Solve for x
    x = 42,036,465,033.23/195,697.82
  6. Step 6: Final answer
    x = 214,802.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.