Home / 53,358.08-73,634.38-29,159.53

Finding the Fourth Proportional to 53,358.08, 73,634.38 and 29,159.53

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Solution

The fourth proportional to 53,358.08, 73,634.38 and 29,159.53 is: 40,240.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,358.08 : 73,634.38 = 29,159.53 : x
  2. Step 2: Convert to fraction form
    53,358.08/73,634.38 = 29,159.53/x
  3. Step 3: Cross multiply
    53,358.08x = 73,634.38 × 29,159.53
  4. Step 4: Simplify right side
    53,358.08x = 2,147,143,912.64
  5. Step 5: Solve for x
    x = 2,147,143,912.64/53,358.08
  6. Step 6: Final answer
    x = 40,240.28

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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.