Home / 185,277.62-277,778.19-86,758.58

Finding the Fourth Proportional to 185,277.62, 277,778.19 and 86,758.58

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Solution

The fourth proportional to 185,277.62, 277,778.19 and 86,758.58 is: 130,073.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,277.62 : 277,778.19 = 86,758.58 : x
  2. Step 2: Convert to fraction form
    185,277.62/277,778.19 = 86,758.58/x
  3. Step 3: Cross multiply
    185,277.62x = 277,778.19 × 86,758.58
  4. Step 4: Simplify right side
    185,277.62x = 24,099,641,319.37
  5. Step 5: Solve for x
    x = 24,099,641,319.37/185,277.62
  6. Step 6: Final answer
    x = 130,073.14

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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.