Home / 256,553.83-354,013.61-141,817.02

Finding the Fourth Proportional to 256,553.83, 354,013.61 and 141,817.02

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Solution

The fourth proportional to 256,553.83, 354,013.61 and 141,817.02 is: 195,690.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,553.83 : 354,013.61 = 141,817.02 : x
  2. Step 2: Convert to fraction form
    256,553.83/354,013.61 = 141,817.02/x
  3. Step 3: Cross multiply
    256,553.83x = 354,013.61 × 141,817.02
  4. Step 4: Simplify right side
    256,553.83x = 50,205,155,209.64
  5. Step 5: Solve for x
    x = 50,205,155,209.64/256,553.83
  6. Step 6: Final answer
    x = 195,690.53

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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.