Home / 65,381.36-98,083.53-33,782.58

Finding the Fourth Proportional to 65,381.36, 98,083.53 and 33,782.58

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Solution

The fourth proportional to 65,381.36, 98,083.53 and 33,782.58 is: 50,679.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,381.36 : 98,083.53 = 33,782.58 : x
  2. Step 2: Convert to fraction form
    65,381.36/98,083.53 = 33,782.58/x
  3. Step 3: Cross multiply
    65,381.36x = 98,083.53 × 33,782.58
  4. Step 4: Simplify right side
    65,381.36x = 3,313,514,698.91
  5. Step 5: Solve for x
    x = 3,313,514,698.91/65,381.36
  6. Step 6: Final answer
    x = 50,679.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.