Home / 165,781.17-248,710.62-65,947.05

Finding the Fourth Proportional to 165,781.17, 248,710.62 and 65,947.05

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Solution

The fourth proportional to 165,781.17, 248,710.62 and 65,947.05 is: 98,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,781.17 : 248,710.62 = 65,947.05 : x
  2. Step 2: Convert to fraction form
    165,781.17/248,710.62 = 65,947.05/x
  3. Step 3: Cross multiply
    165,781.17x = 248,710.62 × 65,947.05
  4. Step 4: Simplify right side
    165,781.17x = 16,401,731,692.67
  5. Step 5: Solve for x
    x = 16,401,731,692.67/165,781.17
  6. Step 6: Final answer
    x = 98,936.04

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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.