Home / 146,222.92-219,289.72-61,981.50

Finding the Fourth Proportional to 146,222.92, 219,289.72 and 61,981.50

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Solution

The fourth proportional to 146,222.92, 219,289.72 and 61,981.50 is: 92,953.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,222.92 : 219,289.72 = 61,981.50 : x
  2. Step 2: Convert to fraction form
    146,222.92/219,289.72 = 61,981.50/x
  3. Step 3: Cross multiply
    146,222.92x = 219,289.72 × 61,981.50
  4. Step 4: Simplify right side
    146,222.92x = 13,591,905,780.18
  5. Step 5: Solve for x
    x = 13,591,905,780.18/146,222.92
  6. Step 6: Final answer
    x = 92,953.32

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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.