Home / 53,824.40-80,736.60-30,496.40

Finding the Fourth Proportional to 53,824.40, 80,736.60 and 30,496.40

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Solution

The fourth proportional to 53,824.40, 80,736.60 and 30,496.40 is: 45,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,824.40 : 80,736.60 = 30,496.40 : x
  2. Step 2: Convert to fraction form
    53,824.40/80,736.60 = 30,496.40/x
  3. Step 3: Cross multiply
    53,824.40x = 80,736.60 × 30,496.40
  4. Step 4: Simplify right side
    53,824.40x = 2,462,175,648.24
  5. Step 5: Solve for x
    x = 2,462,175,648.24/53,824.40
  6. Step 6: Final answer
    x = 45,744.60

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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.