Home / 53,233.64-79,864.14-19,954.16

Finding the Fourth Proportional to 53,233.64, 79,864.14 and 19,954.16

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Solution

The fourth proportional to 53,233.64, 79,864.14 and 19,954.16 is: 29,936.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,233.64 : 79,864.14 = 19,954.16 : x
  2. Step 2: Convert to fraction form
    53,233.64/79,864.14 = 19,954.16/x
  3. Step 3: Cross multiply
    53,233.64x = 79,864.14 × 19,954.16
  4. Step 4: Simplify right side
    53,233.64x = 1,593,621,827.82
  5. Step 5: Solve for x
    x = 1,593,621,827.82/53,233.64
  6. Step 6: Final answer
    x = 29,936.37

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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.