Home / 156,220.84-234,366.90-51,037.48

Finding the Fourth Proportional to 156,220.84, 234,366.90 and 51,037.48

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Solution

The fourth proportional to 156,220.84, 234,366.90 and 51,037.48 is: 76,567.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,220.84 : 234,366.90 = 51,037.48 : x
  2. Step 2: Convert to fraction form
    156,220.84/234,366.90 = 51,037.48/x
  3. Step 3: Cross multiply
    156,220.84x = 234,366.90 × 51,037.48
  4. Step 4: Simplify right side
    156,220.84x = 11,961,495,971.41
  5. Step 5: Solve for x
    x = 11,961,495,971.41/156,220.84
  6. Step 6: Final answer
    x = 76,567.86

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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.