Home / 261,433.44-360,778.11-148,256.19

Finding the Fourth Proportional to 261,433.44, 360,778.11 and 148,256.19

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Solution

The fourth proportional to 261,433.44, 360,778.11 and 148,256.19 is: 204,593.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,433.44 : 360,778.11 = 148,256.19 : x
  2. Step 2: Convert to fraction form
    261,433.44/360,778.11 = 148,256.19/x
  3. Step 3: Cross multiply
    261,433.44x = 360,778.11 × 148,256.19
  4. Step 4: Simplify right side
    261,433.44x = 53,487,588,024.00
  5. Step 5: Solve for x
    x = 53,487,588,024.00/261,433.44
  6. Step 6: Final answer
    x = 204,593.52

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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.