Home / 99,997.17-150,003.72-33,437.72

Finding the Fourth Proportional to 99,997.17, 150,003.72 and 33,437.72

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Solution

The fourth proportional to 99,997.17, 150,003.72 and 33,437.72 is: 50,159.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,997.17 : 150,003.72 = 33,437.72 : x
  2. Step 2: Convert to fraction form
    99,997.17/150,003.72 = 33,437.72/x
  3. Step 3: Cross multiply
    99,997.17x = 150,003.72 × 33,437.72
  4. Step 4: Simplify right side
    99,997.17x = 5,015,781,638.30
  5. Step 5: Solve for x
    x = 5,015,781,638.30/99,997.17
  6. Step 6: Final answer
    x = 50,159.24

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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.