Home / 193,586.06-267,119.88-108,686.72

Finding the Fourth Proportional to 193,586.06, 267,119.88 and 108,686.72

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Solution

The fourth proportional to 193,586.06, 267,119.88 and 108,686.72 is: 149,971.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,586.06 : 267,119.88 = 108,686.72 : x
  2. Step 2: Convert to fraction form
    193,586.06/267,119.88 = 108,686.72/x
  3. Step 3: Cross multiply
    193,586.06x = 267,119.88 × 108,686.72
  4. Step 4: Simplify right side
    193,586.06x = 29,032,383,603.99
  5. Step 5: Solve for x
    x = 29,032,383,603.99/193,586.06
  6. Step 6: Final answer
    x = 149,971.46

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1.5x scale

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.