Home / 53,519.60-73,850.96-29,640.32

Finding the Fourth Proportional to 53,519.60, 73,850.96 and 29,640.32

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Solution

The fourth proportional to 53,519.60, 73,850.96 and 29,640.32 is: 40,900.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,519.60 : 73,850.96 = 29,640.32 : x
  2. Step 2: Convert to fraction form
    53,519.60/73,850.96 = 29,640.32/x
  3. Step 3: Cross multiply
    53,519.60x = 73,850.96 × 29,640.32
  4. Step 4: Simplify right side
    53,519.60x = 2,188,966,086.71
  5. Step 5: Solve for x
    x = 2,188,966,086.71/53,519.60
  6. Step 6: Final answer
    x = 40,900.27

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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.