Home / 147,536.37-203,541.93-90,849.33

Finding the Fourth Proportional to 147,536.37, 203,541.93 and 90,849.33

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Solution

The fourth proportional to 147,536.37, 203,541.93 and 90,849.33 is: 125,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,536.37 : 203,541.93 = 90,849.33 : x
  2. Step 2: Convert to fraction form
    147,536.37/203,541.93 = 90,849.33/x
  3. Step 3: Cross multiply
    147,536.37x = 203,541.93 × 90,849.33
  4. Step 4: Simplify right side
    147,536.37x = 18,491,647,967.41
  5. Step 5: Solve for x
    x = 18,491,647,967.41/147,536.37
  6. Step 6: Final answer
    x = 125,336.20

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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.