Home / 161,962.02-242,942.97-83,025.90

Finding the Fourth Proportional to 161,962.02, 242,942.97 and 83,025.90

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Solution

The fourth proportional to 161,962.02, 242,942.97 and 83,025.90 is: 124,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,962.02 : 242,942.97 = 83,025.90 : x
  2. Step 2: Convert to fraction form
    161,962.02/242,942.97 = 83,025.90/x
  3. Step 3: Cross multiply
    161,962.02x = 242,942.97 × 83,025.90
  4. Step 4: Simplify right side
    161,962.02x = 20,170,558,732.92
  5. Step 5: Solve for x
    x = 20,170,558,732.92/161,962.02
  6. Step 6: Final answer
    x = 124,538.82

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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.