Home / 84,318.66-116,366.40-48,021.65

Finding the Fourth Proportional to 84,318.66, 116,366.40 and 48,021.65

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Solution

The fourth proportional to 84,318.66, 116,366.40 and 48,021.65 is: 66,273.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,318.66 : 116,366.40 = 48,021.65 : x
  2. Step 2: Convert to fraction form
    84,318.66/116,366.40 = 48,021.65/x
  3. Step 3: Cross multiply
    84,318.66x = 116,366.40 × 48,021.65
  4. Step 4: Simplify right side
    84,318.66x = 5,588,105,950.73
  5. Step 5: Solve for x
    x = 5,588,105,950.73/84,318.66
  6. Step 6: Final answer
    x = 66,273.66

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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.