Home / 53,051.58-79,578.28-17,992.14

Finding the Fourth Proportional to 53,051.58, 79,578.28 and 17,992.14

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Solution

The fourth proportional to 53,051.58, 79,578.28 and 17,992.14 is: 26,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.58 : 79,578.28 = 17,992.14 : x
  2. Step 2: Convert to fraction form
    53,051.58/79,578.28 = 17,992.14/x
  3. Step 3: Cross multiply
    53,051.58x = 79,578.28 × 17,992.14
  4. Step 4: Simplify right side
    53,051.58x = 1,431,783,554.72
  5. Step 5: Solve for x
    x = 1,431,783,554.72/53,051.58
  6. Step 6: Final answer
    x = 26,988.52

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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.