Home / 85,057.74-127,581.45-37,659.02

Finding the Fourth Proportional to 85,057.74, 127,581.45 and 37,659.02

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Solution

The fourth proportional to 85,057.74, 127,581.45 and 37,659.02 is: 56,486.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,057.74 : 127,581.45 = 37,659.02 : x
  2. Step 2: Convert to fraction form
    85,057.74/127,581.45 = 37,659.02/x
  3. Step 3: Cross multiply
    85,057.74x = 127,581.45 × 37,659.02
  4. Step 4: Simplify right side
    85,057.74x = 4,804,591,739.27
  5. Step 5: Solve for x
    x = 4,804,591,739.27/85,057.74
  6. Step 6: Final answer
    x = 56,486.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.