Home / 90,349.85-124,682.66-50,066.22

Finding the Fourth Proportional to 90,349.85, 124,682.66 and 50,066.22

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Solution

The fourth proportional to 90,349.85, 124,682.66 and 50,066.22 is: 69,091.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,349.85 : 124,682.66 = 50,066.22 : x
  2. Step 2: Convert to fraction form
    90,349.85/124,682.66 = 50,066.22/x
  3. Step 3: Cross multiply
    90,349.85x = 124,682.66 × 50,066.22
  4. Step 4: Simplify right side
    90,349.85x = 6,242,389,189.38
  5. Step 5: Solve for x
    x = 6,242,389,189.38/90,349.85
  6. Step 6: Final answer
    x = 69,091.31

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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.