Home / 90,480.16-124,852.54-50,183.83

Finding the Fourth Proportional to 90,480.16, 124,852.54 and 50,183.83

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Solution

The fourth proportional to 90,480.16, 124,852.54 and 50,183.83 is: 69,248.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,480.16 : 124,852.54 = 50,183.83 : x
  2. Step 2: Convert to fraction form
    90,480.16/124,852.54 = 50,183.83/x
  3. Step 3: Cross multiply
    90,480.16x = 124,852.54 × 50,183.83
  4. Step 4: Simplify right side
    90,480.16x = 6,265,578,642.43
  5. Step 5: Solve for x
    x = 6,265,578,642.43/90,480.16
  6. Step 6: Final answer
    x = 69,248.09

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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.