Home / 277,333.46-416,062.40-87,805.15

Finding the Fourth Proportional to 277,333.46, 416,062.40 and 87,805.15

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Solution

The fourth proportional to 277,333.46, 416,062.40 and 87,805.15 is: 131,727.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,333.46 : 416,062.40 = 87,805.15 : x
  2. Step 2: Convert to fraction form
    277,333.46/416,062.40 = 87,805.15/x
  3. Step 3: Cross multiply
    277,333.46x = 416,062.40 × 87,805.15
  4. Step 4: Simplify right side
    277,333.46x = 36,532,421,441.36
  5. Step 5: Solve for x
    x = 36,532,421,441.36/277,333.46
  6. Step 6: Final answer
    x = 131,727.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.