Home / 90,232.77-124,519.44-49,944.18

Finding the Fourth Proportional to 90,232.77, 124,519.44 and 49,944.18

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Solution

The fourth proportional to 90,232.77, 124,519.44 and 49,944.18 is: 68,921.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,232.77 : 124,519.44 = 49,944.18 : x
  2. Step 2: Convert to fraction form
    90,232.77/124,519.44 = 49,944.18/x
  3. Step 3: Cross multiply
    90,232.77x = 124,519.44 × 49,944.18
  4. Step 4: Simplify right side
    90,232.77x = 6,219,021,324.86
  5. Step 5: Solve for x
    x = 6,219,021,324.86/90,232.77
  6. Step 6: Final answer
    x = 68,921.98

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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.