Home / 124,537.82-186,861.54-65,359.22

Finding the Fourth Proportional to 124,537.82, 186,861.54 and 65,359.22

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Solution

The fourth proportional to 124,537.82, 186,861.54 and 65,359.22 is: 98,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,537.82 : 186,861.54 = 65,359.22 : x
  2. Step 2: Convert to fraction form
    124,537.82/186,861.54 = 65,359.22/x
  3. Step 3: Cross multiply
    124,537.82x = 186,861.54 × 65,359.22
  4. Step 4: Simplify right side
    124,537.82x = 12,213,124,502.40
  5. Step 5: Solve for x
    x = 12,213,124,502.40/124,537.82
  6. Step 6: Final answer
    x = 98,067.60

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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.