Home / 167,905.16-231,708.90-92,453

Finding the Fourth Proportional to 167,905.16, 231,708.90 and 92,453

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Solution

The fourth proportional to 167,905.16, 231,708.90 and 92,453 is: 127,585.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,905.16 : 231,708.90 = 92,453 : x
  2. Step 2: Convert to fraction form
    167,905.16/231,708.90 = 92,453/x
  3. Step 3: Cross multiply
    167,905.16x = 231,708.90 × 92,453
  4. Step 4: Simplify right side
    167,905.16x = 21,422,182,931.70
  5. Step 5: Solve for x
    x = 21,422,182,931.70/167,905.16
  6. Step 6: Final answer
    x = 127,585.02

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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.