Home / 69,612.85-96,066.08-37,781.79

Finding the Fourth Proportional to 69,612.85, 96,066.08 and 37,781.79

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Solution

The fourth proportional to 69,612.85, 96,066.08 and 37,781.79 is: 52,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,612.85 : 96,066.08 = 37,781.79 : x
  2. Step 2: Convert to fraction form
    69,612.85/96,066.08 = 37,781.79/x
  3. Step 3: Cross multiply
    69,612.85x = 96,066.08 × 37,781.79
  4. Step 4: Simplify right side
    69,612.85x = 3,629,548,460.68
  5. Step 5: Solve for x
    x = 3,629,548,460.68/69,612.85
  6. Step 6: Final answer
    x = 52,139.06

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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.