Home / 53,992.50-81,013.36-27,715.71

Finding the Fourth Proportional to 53,992.50, 81,013.36 and 27,715.71

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Solution

The fourth proportional to 53,992.50, 81,013.36 and 27,715.71 is: 41,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,992.50 : 81,013.36 = 27,715.71 : x
  2. Step 2: Convert to fraction form
    53,992.50/81,013.36 = 27,715.71/x
  3. Step 3: Cross multiply
    53,992.50x = 81,013.36 × 27,715.71
  4. Step 4: Simplify right side
    53,992.50x = 2,245,342,317.53
  5. Step 5: Solve for x
    x = 2,245,342,317.53/53,992.50
  6. Step 6: Final answer
    x = 41,586.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.