Home / 239,313.22-330,250.64-131,883.32

Finding the Fourth Proportional to 239,313.22, 330,250.64 and 131,883.32

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Solution

The fourth proportional to 239,313.22, 330,250.64 and 131,883.32 is: 181,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,313.22 : 330,250.64 = 131,883.32 : x
  2. Step 2: Convert to fraction form
    239,313.22/330,250.64 = 131,883.32/x
  3. Step 3: Cross multiply
    239,313.22x = 330,250.64 × 131,883.32
  4. Step 4: Simplify right side
    239,313.22x = 43,554,551,001.53
  5. Step 5: Solve for x
    x = 43,554,551,001.53/239,313.22
  6. Step 6: Final answer
    x = 181,998.10

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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.