Home / 90,504.60-124,896.36-52,786.08

Finding the Fourth Proportional to 90,504.60, 124,896.36 and 52,786.08

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Solution

The fourth proportional to 90,504.60, 124,896.36 and 52,786.08 is: 72,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,504.60 : 124,896.36 = 52,786.08 : x
  2. Step 2: Convert to fraction form
    90,504.60/124,896.36 = 52,786.08/x
  3. Step 3: Cross multiply
    90,504.60x = 124,896.36 × 52,786.08
  4. Step 4: Simplify right side
    90,504.60x = 6,592,789,250.67
  5. Step 5: Solve for x
    x = 6,592,789,250.67/90,504.60
  6. Step 6: Final answer
    x = 72,844.80

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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.