Home / 156,212.98-234,282.90-43,903.92

Finding the Fourth Proportional to 156,212.98, 234,282.90 and 43,903.92

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Solution

The fourth proportional to 156,212.98, 234,282.90 and 43,903.92 is: 65,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,212.98 : 234,282.90 = 43,903.92 : x
  2. Step 2: Convert to fraction form
    156,212.98/234,282.90 = 43,903.92/x
  3. Step 3: Cross multiply
    156,212.98x = 234,282.90 × 43,903.92
  4. Step 4: Simplify right side
    156,212.98x = 10,285,937,698.97
  5. Step 5: Solve for x
    x = 10,285,937,698.97/156,212.98
  6. Step 6: Final answer
    x = 65,845.60

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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.