Home / 169,390.81-233,759.66-92,910.53

Finding the Fourth Proportional to 169,390.81, 233,759.66 and 92,910.53

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Solution

The fourth proportional to 169,390.81, 233,759.66 and 92,910.53 is: 128,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,390.81 : 233,759.66 = 92,910.53 : x
  2. Step 2: Convert to fraction form
    169,390.81/233,759.66 = 92,910.53/x
  3. Step 3: Cross multiply
    169,390.81x = 233,759.66 × 92,910.53
  4. Step 4: Simplify right side
    169,390.81x = 21,718,733,903.22
  5. Step 5: Solve for x
    x = 21,718,733,903.22/169,390.81
  6. Step 6: Final answer
    x = 128,216.72

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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.