Home / 35,419.96-48,874.35-20,104.14

Finding the Fourth Proportional to 35,419.96, 48,874.35 and 20,104.14

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Solution

The fourth proportional to 35,419.96, 48,874.35 and 20,104.14 is: 27,740.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,419.96 : 48,874.35 = 20,104.14 : x
  2. Step 2: Convert to fraction form
    35,419.96/48,874.35 = 20,104.14/x
  3. Step 3: Cross multiply
    35,419.96x = 48,874.35 × 20,104.14
  4. Step 4: Simplify right side
    35,419.96x = 982,576,774.81
  5. Step 5: Solve for x
    x = 982,576,774.81/35,419.96
  6. Step 6: Final answer
    x = 27,740.76

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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.