Home / 53,235.87-79,837.35-17,689.62

Finding the Fourth Proportional to 53,235.87, 79,837.35 and 17,689.62

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Solution

The fourth proportional to 53,235.87, 79,837.35 and 17,689.62 is: 26,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,235.87 : 79,837.35 = 17,689.62 : x
  2. Step 2: Convert to fraction form
    53,235.87/79,837.35 = 17,689.62/x
  3. Step 3: Cross multiply
    53,235.87x = 79,837.35 × 17,689.62
  4. Step 4: Simplify right side
    53,235.87x = 1,412,292,383.31
  5. Step 5: Solve for x
    x = 1,412,292,383.31/53,235.87
  6. Step 6: Final answer
    x = 26,528.96

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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.