Home / 65,132.16-89,883.99-36,451.59

Finding the Fourth Proportional to 65,132.16, 89,883.99 and 36,451.59

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Solution

The fourth proportional to 65,132.16, 89,883.99 and 36,451.59 is: 50,304.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,132.16 : 89,883.99 = 36,451.59 : x
  2. Step 2: Convert to fraction form
    65,132.16/89,883.99 = 36,451.59/x
  3. Step 3: Cross multiply
    65,132.16x = 89,883.99 × 36,451.59
  4. Step 4: Simplify right side
    65,132.16x = 3,276,414,168.79
  5. Step 5: Solve for x
    x = 3,276,414,168.79/65,132.16
  6. Step 6: Final answer
    x = 50,304.10

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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.