Home / 104,997.57-157,321.03-73,776.93

Finding the Fourth Proportional to 104,997.57, 157,321.03 and 73,776.93

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Solution

The fourth proportional to 104,997.57, 157,321.03 and 73,776.93 is: 110,542.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,997.57 : 157,321.03 = 73,776.93 : x
  2. Step 2: Convert to fraction form
    104,997.57/157,321.03 = 73,776.93/x
  3. Step 3: Cross multiply
    104,997.57x = 157,321.03 × 73,776.93
  4. Step 4: Simplify right side
    104,997.57x = 11,606,662,617.84
  5. Step 5: Solve for x
    x = 11,606,662,617.84/104,997.57
  6. Step 6: Final answer
    x = 110,542.20

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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.