Home / 53,586.87-80,315.84-19,825.97

Finding the Fourth Proportional to 53,586.87, 80,315.84 and 19,825.97

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Solution

The fourth proportional to 53,586.87, 80,315.84 and 19,825.97 is: 29,715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,586.87 : 80,315.84 = 19,825.97 : x
  2. Step 2: Convert to fraction form
    53,586.87/80,315.84 = 19,825.97/x
  3. Step 3: Cross multiply
    53,586.87x = 80,315.84 × 19,825.97
  4. Step 4: Simplify right side
    53,586.87x = 1,592,339,536.02
  5. Step 5: Solve for x
    x = 1,592,339,536.02/53,586.87
  6. Step 6: Final answer
    x = 29,715.11

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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.