Home / 41,739.51-62,619.55-12,157.61

Finding the Fourth Proportional to 41,739.51, 62,619.55 and 12,157.61

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Solution

The fourth proportional to 41,739.51, 62,619.55 and 12,157.61 is: 18,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,739.51 : 62,619.55 = 12,157.61 : x
  2. Step 2: Convert to fraction form
    41,739.51/62,619.55 = 12,157.61/x
  3. Step 3: Cross multiply
    41,739.51x = 62,619.55 × 12,157.61
  4. Step 4: Simplify right side
    41,739.51x = 761,303,723.78
  5. Step 5: Solve for x
    x = 761,303,723.78/41,739.51
  6. Step 6: Final answer
    x = 18,239.40

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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.