Home / 88,683.38-122,385.77-50,448.47

Finding the Fourth Proportional to 88,683.38, 122,385.77 and 50,448.47

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Solution

The fourth proportional to 88,683.38, 122,385.77 and 50,448.47 is: 69,620.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,683.38 : 122,385.77 = 50,448.47 : x
  2. Step 2: Convert to fraction form
    88,683.38/122,385.77 = 50,448.47/x
  3. Step 3: Cross multiply
    88,683.38x = 122,385.77 × 50,448.47
  4. Step 4: Simplify right side
    88,683.38x = 6,174,174,859.70
  5. Step 5: Solve for x
    x = 6,174,174,859.70/88,683.38
  6. Step 6: Final answer
    x = 69,620.43

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1.5x scale

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.