Home / 75,781.98-113,657.63-25,835.00

Finding the Fourth Proportional to 75,781.98, 113,657.63 and 25,835.00

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Solution

The fourth proportional to 75,781.98, 113,657.63 and 25,835.00 is: 38,747.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,781.98 : 113,657.63 = 25,835.00 : x
  2. Step 2: Convert to fraction form
    75,781.98/113,657.63 = 25,835.00/x
  3. Step 3: Cross multiply
    75,781.98x = 113,657.63 × 25,835.00
  4. Step 4: Simplify right side
    75,781.98x = 2,936,344,173.59
  5. Step 5: Solve for x
    x = 2,936,344,173.59/75,781.98
  6. Step 6: Final answer
    x = 38,747.26

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1.5x scale

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.