Home / 53,754.48-80,646.24-18,696.08

Finding the Fourth Proportional to 53,754.48, 80,646.24 and 18,696.08

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Solution

The fourth proportional to 53,754.48, 80,646.24 and 18,696.08 is: 28,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,754.48 : 80,646.24 = 18,696.08 : x
  2. Step 2: Convert to fraction form
    53,754.48/80,646.24 = 18,696.08/x
  3. Step 3: Cross multiply
    53,754.48x = 80,646.24 × 18,696.08
  4. Step 4: Simplify right side
    53,754.48x = 1,507,768,554.74
  5. Step 5: Solve for x
    x = 1,507,768,554.74/53,754.48
  6. Step 6: Final answer
    x = 28,049.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.