Home / 239,231.00-330,153.65-131,801.00

Finding the Fourth Proportional to 239,231.00, 330,153.65 and 131,801.00

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Solution

The fourth proportional to 239,231.00, 330,153.65 and 131,801.00 is: 181,893.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,231.00 : 330,153.65 = 131,801.00 : x
  2. Step 2: Convert to fraction form
    239,231.00/330,153.65 = 131,801.00/x
  3. Step 3: Cross multiply
    239,231.00x = 330,153.65 × 131,801.00
  4. Step 4: Simplify right side
    239,231.00x = 43,514,578,913.88
  5. Step 5: Solve for x
    x = 43,514,578,913.88/239,231.00
  6. Step 6: Final answer
    x = 181,893.57

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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.