Home / 164,887.74-227,538.92-89,434.62

Finding the Fourth Proportional to 164,887.74, 227,538.92 and 89,434.62

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Solution

The fourth proportional to 164,887.74, 227,538.92 and 89,434.62 is: 123,416.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,887.74 : 227,538.92 = 89,434.62 : x
  2. Step 2: Convert to fraction form
    164,887.74/227,538.92 = 89,434.62/x
  3. Step 3: Cross multiply
    164,887.74x = 227,538.92 × 89,434.62
  4. Step 4: Simplify right side
    164,887.74x = 20,349,856,845.41
  5. Step 5: Solve for x
    x = 20,349,856,845.41/164,887.74
  6. Step 6: Final answer
    x = 123,416.43

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1.5x scale

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.