Home / 65,514.24-90,409.44-35,706.24

Finding the Fourth Proportional to 65,514.24, 90,409.44 and 35,706.24

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Solution

The fourth proportional to 65,514.24, 90,409.44 and 35,706.24 is: 49,274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,514.24 : 90,409.44 = 35,706.24 : x
  2. Step 2: Convert to fraction form
    65,514.24/90,409.44 = 35,706.24/x
  3. Step 3: Cross multiply
    65,514.24x = 90,409.44 × 35,706.24
  4. Step 4: Simplify right side
    65,514.24x = 3,228,181,162.91
  5. Step 5: Solve for x
    x = 3,228,181,162.91/65,514.24
  6. Step 6: Final answer
    x = 49,274.50

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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.