Home / 240,287.87-331,571.89-132,840.56

Finding the Fourth Proportional to 240,287.87, 331,571.89 and 132,840.56

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Solution

The fourth proportional to 240,287.87, 331,571.89 and 132,840.56 is: 183,305.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,287.87 : 331,571.89 = 132,840.56 : x
  2. Step 2: Convert to fraction form
    240,287.87/331,571.89 = 132,840.56/x
  3. Step 3: Cross multiply
    240,287.87x = 331,571.89 × 132,840.56
  4. Step 4: Simplify right side
    240,287.87x = 44,046,195,547.86
  5. Step 5: Solve for x
    x = 44,046,195,547.86/240,287.87
  6. Step 6: Final answer
    x = 183,305.95

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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.