Home / 107,723.72-161,659.38-37,603.04

Finding the Fourth Proportional to 107,723.72, 161,659.38 and 37,603.04

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Solution

The fourth proportional to 107,723.72, 161,659.38 and 37,603.04 is: 56,430.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,723.72 : 161,659.38 = 37,603.04 : x
  2. Step 2: Convert to fraction form
    107,723.72/161,659.38 = 37,603.04/x
  3. Step 3: Cross multiply
    107,723.72x = 161,659.38 × 37,603.04
  4. Step 4: Simplify right side
    107,723.72x = 6,078,884,132.52
  5. Step 5: Solve for x
    x = 6,078,884,132.52/107,723.72
  6. Step 6: Final answer
    x = 56,430.32

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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.