Home / 277,098.36-415,397.40-99,563.85

Finding the Fourth Proportional to 277,098.36, 415,397.40 and 99,563.85

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Solution

The fourth proportional to 277,098.36, 415,397.40 and 99,563.85 is: 149,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,098.36 : 415,397.40 = 99,563.85 : x
  2. Step 2: Convert to fraction form
    277,098.36/415,397.40 = 99,563.85/x
  3. Step 3: Cross multiply
    277,098.36x = 415,397.40 × 99,563.85
  4. Step 4: Simplify right side
    277,098.36x = 41,358,565,346.89
  5. Step 5: Solve for x
    x = 41,358,565,346.89/277,098.36
  6. Step 6: Final answer
    x = 149,255.90

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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.