Home / 193,154.32-266,608.51-116,661.26

Finding the Fourth Proportional to 193,154.32, 266,608.51 and 116,661.26

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Solution

The fourth proportional to 193,154.32, 266,608.51 and 116,661.26 is: 161,026.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,154.32 : 266,608.51 = 116,661.26 : x
  2. Step 2: Convert to fraction form
    193,154.32/266,608.51 = 116,661.26/x
  3. Step 3: Cross multiply
    193,154.32x = 266,608.51 × 116,661.26
  4. Step 4: Simplify right side
    193,154.32x = 31,102,885,734.41
  5. Step 5: Solve for x
    x = 31,102,885,734.41/193,154.32
  6. Step 6: Final answer
    x = 161,026.09

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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.