Home / 110,964.06-153,133.38-67,942.62

Finding the Fourth Proportional to 110,964.06, 153,133.38 and 67,942.62

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Solution

The fourth proportional to 110,964.06, 153,133.38 and 67,942.62 is: 93,762.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,964.06 : 153,133.38 = 67,942.62 : x
  2. Step 2: Convert to fraction form
    110,964.06/153,133.38 = 67,942.62/x
  3. Step 3: Cross multiply
    110,964.06x = 153,133.38 × 67,942.62
  4. Step 4: Simplify right side
    110,964.06x = 10,404,283,046.66
  5. Step 5: Solve for x
    x = 10,404,283,046.66/110,964.06
  6. Step 6: Final answer
    x = 93,762.64

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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.