Home / 58,175.08-87,270.82-20,727.12

Finding the Fourth Proportional to 58,175.08, 87,270.82 and 20,727.12

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Solution

The fourth proportional to 58,175.08, 87,270.82 and 20,727.12 is: 31,093.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,175.08 : 87,270.82 = 20,727.12 : x
  2. Step 2: Convert to fraction form
    58,175.08/87,270.82 = 20,727.12/x
  3. Step 3: Cross multiply
    58,175.08x = 87,270.82 × 20,727.12
  4. Step 4: Simplify right side
    58,175.08x = 1,808,873,034.09
  5. Step 5: Solve for x
    x = 1,808,873,034.09/58,175.08
  6. Step 6: Final answer
    x = 31,093.61

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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.