Home / 277,441.52-416,159.64-87,901.36

Finding the Fourth Proportional to 277,441.52, 416,159.64 and 87,901.36

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Solution

The fourth proportional to 277,441.52, 416,159.64 and 87,901.36 is: 131,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,441.52 : 416,159.64 = 87,901.36 : x
  2. Step 2: Convert to fraction form
    277,441.52/416,159.64 = 87,901.36/x
  3. Step 3: Cross multiply
    277,441.52x = 416,159.64 × 87,901.36
  4. Step 4: Simplify right side
    277,441.52x = 36,580,998,333.11
  5. Step 5: Solve for x
    x = 36,580,998,333.11/277,441.52
  6. Step 6: Final answer
    x = 131,851.20

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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.