Home / 30,145.46-45,201.63-23,945.18

Finding the Fourth Proportional to 30,145.46, 45,201.63 and 23,945.18

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Solution

The fourth proportional to 30,145.46, 45,201.63 and 23,945.18 is: 35,904.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,145.46 : 45,201.63 = 23,945.18 : x
  2. Step 2: Convert to fraction form
    30,145.46/45,201.63 = 23,945.18/x
  3. Step 3: Cross multiply
    30,145.46x = 45,201.63 × 23,945.18
  4. Step 4: Simplify right side
    30,145.46x = 1,082,361,166.64
  5. Step 5: Solve for x
    x = 1,082,361,166.64/30,145.46
  6. Step 6: Final answer
    x = 35,904.62

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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.