Home / 240,542.05-331,939.86-133,116.61

Finding the Fourth Proportional to 240,542.05, 331,939.86 and 133,116.61

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Solution

The fourth proportional to 240,542.05, 331,939.86 and 133,116.61 is: 183,696.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,542.05 : 331,939.86 = 133,116.61 : x
  2. Step 2: Convert to fraction form
    240,542.05/331,939.86 = 133,116.61/x
  3. Step 3: Cross multiply
    240,542.05x = 331,939.86 × 133,116.61
  4. Step 4: Simplify right side
    240,542.05x = 44,186,708,887.07
  5. Step 5: Solve for x
    x = 44,186,708,887.07/240,542.05
  6. Step 6: Final answer
    x = 183,696.40

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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.