Home / 30,105.54-45,158.11-23,537.25

Finding the Fourth Proportional to 30,105.54, 45,158.11 and 23,537.25

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Solution

The fourth proportional to 30,105.54, 45,158.11 and 23,537.25 is: 35,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,105.54 : 45,158.11 = 23,537.25 : x
  2. Step 2: Convert to fraction form
    30,105.54/45,158.11 = 23,537.25/x
  3. Step 3: Cross multiply
    30,105.54x = 45,158.11 × 23,537.25
  4. Step 4: Simplify right side
    30,105.54x = 1,062,897,665.75
  5. Step 5: Solve for x
    x = 1,062,897,665.75/30,105.54
  6. Step 6: Final answer
    x = 35,305.72

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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.