Home / 110,881.41-166,387.74-40,809.93

Finding the Fourth Proportional to 110,881.41, 166,387.74 and 40,809.93

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Solution

The fourth proportional to 110,881.41, 166,387.74 and 40,809.93 is: 61,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,881.41 : 166,387.74 = 40,809.93 : x
  2. Step 2: Convert to fraction form
    110,881.41/166,387.74 = 40,809.93/x
  3. Step 3: Cross multiply
    110,881.41x = 166,387.74 × 40,809.93
  4. Step 4: Simplify right side
    110,881.41x = 6,790,272,022.26
  5. Step 5: Solve for x
    x = 6,790,272,022.26/110,881.41
  6. Step 6: Final answer
    x = 61,239.05

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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.