Home / 66,257.56-91,433.64-37,582.48

Finding the Fourth Proportional to 66,257.56, 91,433.64 and 37,582.48

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Solution

The fourth proportional to 66,257.56, 91,433.64 and 37,582.48 is: 51,862.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,257.56 : 91,433.64 = 37,582.48 : x
  2. Step 2: Convert to fraction form
    66,257.56/91,433.64 = 37,582.48/x
  3. Step 3: Cross multiply
    66,257.56x = 91,433.64 × 37,582.48
  4. Step 4: Simplify right side
    66,257.56x = 3,436,302,946.63
  5. Step 5: Solve for x
    x = 3,436,302,946.63/66,257.56
  6. Step 6: Final answer
    x = 51,862.81

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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.