Home / 53,550.24-73,900.56-31,186.08

Finding the Fourth Proportional to 53,550.24, 73,900.56 and 31,186.08

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Solution

The fourth proportional to 53,550.24, 73,900.56 and 31,186.08 is: 43,037.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,550.24 : 73,900.56 = 31,186.08 : x
  2. Step 2: Convert to fraction form
    53,550.24/73,900.56 = 31,186.08/x
  3. Step 3: Cross multiply
    53,550.24x = 73,900.56 × 31,186.08
  4. Step 4: Simplify right side
    53,550.24x = 2,304,668,776.20
  5. Step 5: Solve for x
    x = 2,304,668,776.20/53,550.24
  6. Step 6: Final answer
    x = 43,037.51

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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.