Home / 156,229.70-234,320.79-51,048.50

Finding the Fourth Proportional to 156,229.70, 234,320.79 and 51,048.50

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Solution

The fourth proportional to 156,229.70, 234,320.79 and 51,048.50 is: 76,564.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,229.70 : 234,320.79 = 51,048.50 : x
  2. Step 2: Convert to fraction form
    156,229.70/234,320.79 = 51,048.50/x
  3. Step 3: Cross multiply
    156,229.70x = 234,320.79 × 51,048.50
  4. Step 4: Simplify right side
    156,229.70x = 11,961,724,848.32
  5. Step 5: Solve for x
    x = 11,961,724,848.32/156,229.70
  6. Step 6: Final answer
    x = 76,564.99

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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.