Home / 42,173.16-58,161.26-34,991.70

Finding the Fourth Proportional to 42,173.16, 58,161.26 and 34,991.70

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Solution

The fourth proportional to 42,173.16, 58,161.26 and 34,991.70 is: 48,257.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,173.16 : 58,161.26 = 34,991.70 : x
  2. Step 2: Convert to fraction form
    42,173.16/58,161.26 = 34,991.70/x
  3. Step 3: Cross multiply
    42,173.16x = 58,161.26 × 34,991.70
  4. Step 4: Simplify right side
    42,173.16x = 2,035,161,361.54
  5. Step 5: Solve for x
    x = 2,035,161,361.54/42,173.16
  6. Step 6: Final answer
    x = 48,257.27

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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.