Home / 102,237.71-153,232.22-54,736.07

Finding the Fourth Proportional to 102,237.71, 153,232.22 and 54,736.07

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Solution

The fourth proportional to 102,237.71, 153,232.22 and 54,736.07 is: 82,037.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,237.71 : 153,232.22 = 54,736.07 : x
  2. Step 2: Convert to fraction form
    102,237.71/153,232.22 = 54,736.07/x
  3. Step 3: Cross multiply
    102,237.71x = 153,232.22 × 54,736.07
  4. Step 4: Simplify right side
    102,237.71x = 8,387,328,480.33
  5. Step 5: Solve for x
    x = 8,387,328,480.33/102,237.71
  6. Step 6: Final answer
    x = 82,037.53

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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.