Home / 268,820.03-370,968.70-147,958.71

Finding the Fourth Proportional to 268,820.03, 370,968.70 and 147,958.71

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Solution

The fourth proportional to 268,820.03, 370,968.70 and 147,958.71 is: 204,181.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,820.03 : 370,968.70 = 147,958.71 : x
  2. Step 2: Convert to fraction form
    268,820.03/370,968.70 = 147,958.71/x
  3. Step 3: Cross multiply
    268,820.03x = 370,968.70 × 147,958.71
  4. Step 4: Simplify right side
    268,820.03x = 54,888,049,932.48
  5. Step 5: Solve for x
    x = 54,888,049,932.48/268,820.03
  6. Step 6: Final answer
    x = 204,181.40

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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.