Home / 158,037.60-236,725.20-73,869.60

Finding the Fourth Proportional to 158,037.60, 236,725.20 and 73,869.60

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Solution

The fourth proportional to 158,037.60, 236,725.20 and 73,869.60 is: 110,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,037.60 : 236,725.20 = 73,869.60 : x
  2. Step 2: Convert to fraction form
    158,037.60/236,725.20 = 73,869.60/x
  3. Step 3: Cross multiply
    158,037.60x = 236,725.20 × 73,869.60
  4. Step 4: Simplify right side
    158,037.60x = 17,486,795,833.92
  5. Step 5: Solve for x
    x = 17,486,795,833.92/158,037.60
  6. Step 6: Final answer
    x = 110,649.59

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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.