Home / 146,581.38-202,287.28-86,151.16

Finding the Fourth Proportional to 146,581.38, 202,287.28 and 86,151.16

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Solution

The fourth proportional to 146,581.38, 202,287.28 and 86,151.16 is: 118,891.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,581.38 : 202,287.28 = 86,151.16 : x
  2. Step 2: Convert to fraction form
    146,581.38/202,287.28 = 86,151.16/x
  3. Step 3: Cross multiply
    146,581.38x = 202,287.28 × 86,151.16
  4. Step 4: Simplify right side
    146,581.38x = 17,427,283,825.24
  5. Step 5: Solve for x
    x = 17,427,283,825.24/146,581.38
  6. Step 6: Final answer
    x = 118,891.53

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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.