Home / 239,986.98-331,153.65-132,550.61

Finding the Fourth Proportional to 239,986.98, 331,153.65 and 132,550.61

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Solution

The fourth proportional to 239,986.98, 331,153.65 and 132,550.61 is: 182,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,986.98 : 331,153.65 = 132,550.61 : x
  2. Step 2: Convert to fraction form
    239,986.98/331,153.65 = 132,550.61/x
  3. Step 3: Cross multiply
    239,986.98x = 331,153.65 × 132,550.61
  4. Step 4: Simplify right side
    239,986.98x = 43,894,616,655.46
  5. Step 5: Solve for x
    x = 43,894,616,655.46/239,986.98
  6. Step 6: Final answer
    x = 182,904.16

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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.