Home / 50,139.70-69,174.48-29,997.16

Finding the Fourth Proportional to 50,139.70, 69,174.48 and 29,997.16

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Solution

The fourth proportional to 50,139.70, 69,174.48 and 29,997.16 is: 41,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,139.70 : 69,174.48 = 29,997.16 : x
  2. Step 2: Convert to fraction form
    50,139.70/69,174.48 = 29,997.16/x
  3. Step 3: Cross multiply
    50,139.70x = 69,174.48 × 29,997.16
  4. Step 4: Simplify right side
    50,139.70x = 2,075,037,944.48
  5. Step 5: Solve for x
    x = 2,075,037,944.48/50,139.70
  6. Step 6: Final answer
    x = 41,385.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.