Home / 261,581.44-360,971.76-148,401.76

Finding the Fourth Proportional to 261,581.44, 360,971.76 and 148,401.76

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Solution

The fourth proportional to 261,581.44, 360,971.76 and 148,401.76 is: 204,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,581.44 : 360,971.76 = 148,401.76 : x
  2. Step 2: Convert to fraction form
    261,581.44/360,971.76 = 148,401.76/x
  3. Step 3: Cross multiply
    261,581.44x = 360,971.76 × 148,401.76
  4. Step 4: Simplify right side
    261,581.44x = 53,568,844,494.30
  5. Step 5: Solve for x
    x = 53,568,844,494.30/261,581.44
  6. Step 6: Final answer
    x = 204,788.40

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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.