Home / 56,185.26-84,249.47-18,732.21

Finding the Fourth Proportional to 56,185.26, 84,249.47 and 18,732.21

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Solution

The fourth proportional to 56,185.26, 84,249.47 and 18,732.21 is: 28,088.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,185.26 : 84,249.47 = 18,732.21 : x
  2. Step 2: Convert to fraction form
    56,185.26/84,249.47 = 18,732.21/x
  3. Step 3: Cross multiply
    56,185.26x = 84,249.47 × 18,732.21
  4. Step 4: Simplify right side
    56,185.26x = 1,578,178,670.77
  5. Step 5: Solve for x
    x = 1,578,178,670.77/56,185.26
  6. Step 6: Final answer
    x = 28,088.84

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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.