Home / 53,606.44-73,981.38-31,251.88

Finding the Fourth Proportional to 53,606.44, 73,981.38 and 31,251.88

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Solution

The fourth proportional to 53,606.44, 73,981.38 and 31,251.88 is: 43,130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,606.44 : 73,981.38 = 31,251.88 : x
  2. Step 2: Convert to fraction form
    53,606.44/73,981.38 = 31,251.88/x
  3. Step 3: Cross multiply
    53,606.44x = 73,981.38 × 31,251.88
  4. Step 4: Simplify right side
    53,606.44x = 2,312,057,209.99
  5. Step 5: Solve for x
    x = 2,312,057,209.99/53,606.44
  6. Step 6: Final answer
    x = 43,130.21

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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.