Home / 61,515.75-84,867.42-38,846.28

Finding the Fourth Proportional to 61,515.75, 84,867.42 and 38,846.28

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Solution

The fourth proportional to 61,515.75, 84,867.42 and 38,846.28 is: 53,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,515.75 : 84,867.42 = 38,846.28 : x
  2. Step 2: Convert to fraction form
    61,515.75/84,867.42 = 38,846.28/x
  3. Step 3: Cross multiply
    61,515.75x = 84,867.42 × 38,846.28
  4. Step 4: Simplify right side
    61,515.75x = 3,296,783,560.20
  5. Step 5: Solve for x
    x = 3,296,783,560.20/61,515.75
  6. Step 6: Final answer
    x = 53,592.51

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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.