Home / 90,086.94-124,321.49-52,361.19

Finding the Fourth Proportional to 90,086.94, 124,321.49 and 52,361.19

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Solution

The fourth proportional to 90,086.94, 124,321.49 and 52,361.19 is: 72,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,086.94 : 124,321.49 = 52,361.19 : x
  2. Step 2: Convert to fraction form
    90,086.94/124,321.49 = 52,361.19/x
  3. Step 3: Cross multiply
    90,086.94x = 124,321.49 × 52,361.19
  4. Step 4: Simplify right side
    90,086.94x = 6,509,621,158.97
  5. Step 5: Solve for x
    x = 6,509,621,158.97/90,086.94
  6. Step 6: Final answer
    x = 72,259.32

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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.