Home / 156,101.15-234,153.09-37,772.60

Finding the Fourth Proportional to 156,101.15, 234,153.09 and 37,772.60

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Solution

The fourth proportional to 156,101.15, 234,153.09 and 37,772.60 is: 56,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,101.15 : 234,153.09 = 37,772.60 : x
  2. Step 2: Convert to fraction form
    156,101.15/234,153.09 = 37,772.60/x
  3. Step 3: Cross multiply
    156,101.15x = 234,153.09 × 37,772.60
  4. Step 4: Simplify right side
    156,101.15x = 8,844,569,836.57
  5. Step 5: Solve for x
    x = 8,844,569,836.57/156,101.15
  6. Step 6: Final answer
    x = 56,659.22

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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.