Home / 92,984.52-128,318.94-50,543.22

Finding the Fourth Proportional to 92,984.52, 128,318.94 and 50,543.22

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Solution

The fourth proportional to 92,984.52, 128,318.94 and 50,543.22 is: 69,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,984.52 : 128,318.94 = 50,543.22 : x
  2. Step 2: Convert to fraction form
    92,984.52/128,318.94 = 50,543.22/x
  3. Step 3: Cross multiply
    92,984.52x = 128,318.94 × 50,543.22
  4. Step 4: Simplify right side
    92,984.52x = 6,485,652,414.59
  5. Step 5: Solve for x
    x = 6,485,652,414.59/92,984.52
  6. Step 6: Final answer
    x = 69,749.81

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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.