Home / 146,891.81-219,995.97-142,851.17

Finding the Fourth Proportional to 146,891.81, 219,995.97 and 142,851.17

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Solution

The fourth proportional to 146,891.81, 219,995.97 and 142,851.17 is: 213,944.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,891.81 : 219,995.97 = 142,851.17 : x
  2. Step 2: Convert to fraction form
    146,891.81/219,995.97 = 142,851.17/x
  3. Step 3: Cross multiply
    146,891.81x = 219,995.97 × 142,851.17
  4. Step 4: Simplify right side
    146,891.81x = 31,426,680,609.81
  5. Step 5: Solve for x
    x = 31,426,680,609.81/146,891.81
  6. Step 6: Final answer
    x = 213,944.41

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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.