Home / 53,233.14-79,863.39-19,953.66

Finding the Fourth Proportional to 53,233.14, 79,863.39 and 19,953.66

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Solution

The fourth proportional to 53,233.14, 79,863.39 and 19,953.66 is: 29,935.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,233.14 : 79,863.39 = 19,953.66 : x
  2. Step 2: Convert to fraction form
    53,233.14/79,863.39 = 19,953.66/x
  3. Step 3: Cross multiply
    53,233.14x = 79,863.39 × 19,953.66
  4. Step 4: Simplify right side
    53,233.14x = 1,593,566,930.51
  5. Step 5: Solve for x
    x = 1,593,566,930.51/53,233.14
  6. Step 6: Final answer
    x = 29,935.62

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1.5x scale

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.