Home / 45,740.48-68,610.56-30,044.56

Finding the Fourth Proportional to 45,740.48, 68,610.56 and 30,044.56

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Solution

The fourth proportional to 45,740.48, 68,610.56 and 30,044.56 is: 45,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,740.48 : 68,610.56 = 30,044.56 : x
  2. Step 2: Convert to fraction form
    45,740.48/68,610.56 = 30,044.56/x
  3. Step 3: Cross multiply
    45,740.48x = 68,610.56 × 30,044.56
  4. Step 4: Simplify right side
    45,740.48x = 2,061,374,086.55
  5. Step 5: Solve for x
    x = 2,061,374,086.55/45,740.48
  6. Step 6: Final answer
    x = 45,066.73

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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.