Home / 260,243.24-359,115.72-158,254.61

Finding the Fourth Proportional to 260,243.24, 359,115.72 and 158,254.61

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Solution

The fourth proportional to 260,243.24, 359,115.72 and 158,254.61 is: 218,379.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,243.24 : 359,115.72 = 158,254.61 : x
  2. Step 2: Convert to fraction form
    260,243.24/359,115.72 = 158,254.61/x
  3. Step 3: Cross multiply
    260,243.24x = 359,115.72 × 158,254.61
  4. Step 4: Simplify right side
    260,243.24x = 56,831,718,213.47
  5. Step 5: Solve for x
    x = 56,831,718,213.47/260,243.24
  6. Step 6: Final answer
    x = 218,379.23

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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.