Home / 89,997.48-124,197.48-49,712.31

Finding the Fourth Proportional to 89,997.48, 124,197.48 and 49,712.31

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Solution

The fourth proportional to 89,997.48, 124,197.48 and 49,712.31 is: 68,603.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,997.48 : 124,197.48 = 49,712.31 : x
  2. Step 2: Convert to fraction form
    89,997.48/124,197.48 = 49,712.31/x
  3. Step 3: Cross multiply
    89,997.48x = 124,197.48 × 49,712.31
  4. Step 4: Simplify right side
    89,997.48x = 6,174,143,626.98
  5. Step 5: Solve for x
    x = 6,174,143,626.98/89,997.48
  6. Step 6: Final answer
    x = 68,603.52

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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.