Home / 140,911.48-211,458.84-61,027.45

Finding the Fourth Proportional to 140,911.48, 211,458.84 and 61,027.45

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Solution

The fourth proportional to 140,911.48, 211,458.84 and 61,027.45 is: 91,580.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,911.48 : 211,458.84 = 61,027.45 : x
  2. Step 2: Convert to fraction form
    140,911.48/211,458.84 = 61,027.45/x
  3. Step 3: Cross multiply
    140,911.48x = 211,458.84 × 61,027.45
  4. Step 4: Simplify right side
    140,911.48x = 12,904,793,785.16
  5. Step 5: Solve for x
    x = 12,904,793,785.16/140,911.48
  6. Step 6: Final answer
    x = 91,580.85

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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.