Home / 108,973.35-150,387.03-61,225.74

Finding the Fourth Proportional to 108,973.35, 150,387.03 and 61,225.74

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Solution

The fourth proportional to 108,973.35, 150,387.03 and 61,225.74 is: 84,493.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,973.35 : 150,387.03 = 61,225.74 : x
  2. Step 2: Convert to fraction form
    108,973.35/150,387.03 = 61,225.74/x
  3. Step 3: Cross multiply
    108,973.35x = 150,387.03 × 61,225.74
  4. Step 4: Simplify right side
    108,973.35x = 9,207,557,198.15
  5. Step 5: Solve for x
    x = 9,207,557,198.15/108,973.35
  6. Step 6: Final answer
    x = 84,493.66

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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.