Home / 53,513.64-73,849.44-29,640.78

Finding the Fourth Proportional to 53,513.64, 73,849.44 and 29,640.78

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Solution

The fourth proportional to 53,513.64, 73,849.44 and 29,640.78 is: 40,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,513.64 : 73,849.44 = 29,640.78 : x
  2. Step 2: Convert to fraction form
    53,513.64/73,849.44 = 29,640.78/x
  3. Step 3: Cross multiply
    53,513.64x = 73,849.44 × 29,640.78
  4. Step 4: Simplify right side
    53,513.64x = 2,188,955,004.16
  5. Step 5: Solve for x
    x = 2,188,955,004.16/53,513.64
  6. Step 6: Final answer
    x = 40,904.62

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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.