Home / 240,264.84-331,566.78-131,369.52

Finding the Fourth Proportional to 240,264.84, 331,566.78 and 131,369.52

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Solution

The fourth proportional to 240,264.84, 331,566.78 and 131,369.52 is: 181,290.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,264.84 : 331,566.78 = 131,369.52 : x
  2. Step 2: Convert to fraction form
    240,264.84/331,566.78 = 131,369.52/x
  3. Step 3: Cross multiply
    240,264.84x = 331,566.78 × 131,369.52
  4. Step 4: Simplify right side
    240,264.84x = 43,557,768,736.55
  5. Step 5: Solve for x
    x = 43,557,768,736.55/240,264.84
  6. Step 6: Final answer
    x = 181,290.65

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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.