Home / 43,608.10-65,266.35-30,486.10

Finding the Fourth Proportional to 43,608.10, 65,266.35 and 30,486.10

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Solution

The fourth proportional to 43,608.10, 65,266.35 and 30,486.10 is: 45,627.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,608.10 : 65,266.35 = 30,486.10 : x
  2. Step 2: Convert to fraction form
    43,608.10/65,266.35 = 30,486.10/x
  3. Step 3: Cross multiply
    43,608.10x = 65,266.35 × 30,486.10
  4. Step 4: Simplify right side
    43,608.10x = 1,989,716,472.74
  5. Step 5: Solve for x
    x = 1,989,716,472.74/43,608.10
  6. Step 6: Final answer
    x = 45,627.22

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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.