Home / 45,536.67-68,313.24-20,588.47

Finding the Fourth Proportional to 45,536.67, 68,313.24 and 20,588.47

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Solution

The fourth proportional to 45,536.67, 68,313.24 and 20,588.47 is: 30,886.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,536.67 : 68,313.24 = 20,588.47 : x
  2. Step 2: Convert to fraction form
    45,536.67/68,313.24 = 20,588.47/x
  3. Step 3: Cross multiply
    45,536.67x = 68,313.24 × 20,588.47
  4. Step 4: Simplify right side
    45,536.67x = 1,406,464,921.56
  5. Step 5: Solve for x
    x = 1,406,464,921.56/45,536.67
  6. Step 6: Final answer
    x = 30,886.42

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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.