Home / 131,827.26-181,954.18-75,271.44

Finding the Fourth Proportional to 131,827.26, 181,954.18 and 75,271.44

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Solution

The fourth proportional to 131,827.26, 181,954.18 and 75,271.44 is: 103,893.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,827.26 : 181,954.18 = 75,271.44 : x
  2. Step 2: Convert to fraction form
    131,827.26/181,954.18 = 75,271.44/x
  3. Step 3: Cross multiply
    131,827.26x = 181,954.18 × 75,271.44
  4. Step 4: Simplify right side
    131,827.26x = 13,695,953,142.62
  5. Step 5: Solve for x
    x = 13,695,953,142.62/131,827.26
  6. Step 6: Final answer
    x = 103,893.18

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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.