Home / 35,185.68-48,560.13-20,082.06

Finding the Fourth Proportional to 35,185.68, 48,560.13 and 20,082.06

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Solution

The fourth proportional to 35,185.68, 48,560.13 and 20,082.06 is: 27,715.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,185.68 : 48,560.13 = 20,082.06 : x
  2. Step 2: Convert to fraction form
    35,185.68/48,560.13 = 20,082.06/x
  3. Step 3: Cross multiply
    35,185.68x = 48,560.13 × 20,082.06
  4. Step 4: Simplify right side
    35,185.68x = 975,187,444.27
  5. Step 5: Solve for x
    x = 975,187,444.27/35,185.68
  6. Step 6: Final answer
    x = 27,715.46

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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.