Home / 166,848.86-250,098.24-78,027.50

Finding the Fourth Proportional to 166,848.86, 250,098.24 and 78,027.50

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Solution

The fourth proportional to 166,848.86, 250,098.24 and 78,027.50 is: 116,959.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,848.86 : 250,098.24 = 78,027.50 : x
  2. Step 2: Convert to fraction form
    166,848.86/250,098.24 = 78,027.50/x
  3. Step 3: Cross multiply
    166,848.86x = 250,098.24 × 78,027.50
  4. Step 4: Simplify right side
    166,848.86x = 19,514,540,421.60
  5. Step 5: Solve for x
    x = 19,514,540,421.60/166,848.86
  6. Step 6: Final answer
    x = 116,959.39

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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.