Home / 85,150.66-117,502.95-62,584.42

Finding the Fourth Proportional to 85,150.66, 117,502.95 and 62,584.42

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Solution

The fourth proportional to 85,150.66, 117,502.95 and 62,584.42 is: 86,362.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,150.66 : 117,502.95 = 62,584.42 : x
  2. Step 2: Convert to fraction form
    85,150.66/117,502.95 = 62,584.42/x
  3. Step 3: Cross multiply
    85,150.66x = 117,502.95 × 62,584.42
  4. Step 4: Simplify right side
    85,150.66x = 7,353,853,974.04
  5. Step 5: Solve for x
    x = 7,353,853,974.04/85,150.66
  6. Step 6: Final answer
    x = 86,362.85

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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.