Home / 47,992.22-66,186.09-30,089.06

Finding the Fourth Proportional to 47,992.22, 66,186.09 and 30,089.06

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Solution

The fourth proportional to 47,992.22, 66,186.09 and 30,089.06 is: 41,495.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,992.22 : 66,186.09 = 30,089.06 : x
  2. Step 2: Convert to fraction form
    47,992.22/66,186.09 = 30,089.06/x
  3. Step 3: Cross multiply
    47,992.22x = 66,186.09 × 30,089.06
  4. Step 4: Simplify right side
    47,992.22x = 1,991,477,233.18
  5. Step 5: Solve for x
    x = 1,991,477,233.18/47,992.22
  6. Step 6: Final answer
    x = 41,495.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.