Home / 43,528.68-65,266.02-20,125.08

Finding the Fourth Proportional to 43,528.68, 65,266.02 and 20,125.08

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Solution

The fourth proportional to 43,528.68, 65,266.02 and 20,125.08 is: 30,175.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,528.68 : 65,266.02 = 20,125.08 : x
  2. Step 2: Convert to fraction form
    43,528.68/65,266.02 = 20,125.08/x
  3. Step 3: Cross multiply
    43,528.68x = 65,266.02 × 20,125.08
  4. Step 4: Simplify right side
    43,528.68x = 1,313,483,873.78
  5. Step 5: Solve for x
    x = 1,313,483,873.78/43,528.68
  6. Step 6: Final answer
    x = 30,175.14

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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.