Home / 87,967.04-121,410.77-50,241.29

Finding the Fourth Proportional to 87,967.04, 121,410.77 and 50,241.29

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Solution

The fourth proportional to 87,967.04, 121,410.77 and 50,241.29 is: 69,342.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,967.04 : 121,410.77 = 50,241.29 : x
  2. Step 2: Convert to fraction form
    87,967.04/121,410.77 = 50,241.29/x
  3. Step 3: Cross multiply
    87,967.04x = 121,410.77 × 50,241.29
  4. Step 4: Simplify right side
    87,967.04x = 6,099,832,846.43
  5. Step 5: Solve for x
    x = 6,099,832,846.43/87,967.04
  6. Step 6: Final answer
    x = 69,342.26

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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.