Home / 193,173.67-266,580.30-108,285.25

Finding the Fourth Proportional to 193,173.67, 266,580.30 and 108,285.25

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Solution

The fourth proportional to 193,173.67, 266,580.30 and 108,285.25 is: 149,434.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,173.67 : 266,580.30 = 108,285.25 : x
  2. Step 2: Convert to fraction form
    193,173.67/266,580.30 = 108,285.25/x
  3. Step 3: Cross multiply
    193,173.67x = 266,580.30 × 108,285.25
  4. Step 4: Simplify right side
    193,173.67x = 28,866,714,430.58
  5. Step 5: Solve for x
    x = 28,866,714,430.58/193,173.67
  6. Step 6: Final answer
    x = 149,434.00

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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.