Home / 154,736.06-232,116.46-65,990.36

Finding the Fourth Proportional to 154,736.06, 232,116.46 and 65,990.36

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Solution

The fourth proportional to 154,736.06, 232,116.46 and 65,990.36 is: 98,990.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,736.06 : 232,116.46 = 65,990.36 : x
  2. Step 2: Convert to fraction form
    154,736.06/232,116.46 = 65,990.36/x
  3. Step 3: Cross multiply
    154,736.06x = 232,116.46 × 65,990.36
  4. Step 4: Simplify right side
    154,736.06x = 15,317,448,757.33
  5. Step 5: Solve for x
    x = 15,317,448,757.33/154,736.06
  6. Step 6: Final answer
    x = 98,990.82

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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.