Home / 118,037.22-162,893.73-64,324.50

Finding the Fourth Proportional to 118,037.22, 162,893.73 and 64,324.50

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Solution

The fourth proportional to 118,037.22, 162,893.73 and 64,324.50 is: 88,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,037.22 : 162,893.73 = 64,324.50 : x
  2. Step 2: Convert to fraction form
    118,037.22/162,893.73 = 64,324.50/x
  3. Step 3: Cross multiply
    118,037.22x = 162,893.73 × 64,324.50
  4. Step 4: Simplify right side
    118,037.22x = 10,478,057,735.39
  5. Step 5: Solve for x
    x = 10,478,057,735.39/118,037.22
  6. Step 6: Final answer
    x = 88,769.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.