Home / 254,941.31-351,819.30-141,761.63

Finding the Fourth Proportional to 254,941.31, 351,819.30 and 141,761.63

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Solution

The fourth proportional to 254,941.31, 351,819.30 and 141,761.63 is: 195,631.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,941.31 : 351,819.30 = 141,761.63 : x
  2. Step 2: Convert to fraction form
    254,941.31/351,819.30 = 141,761.63/x
  3. Step 3: Cross multiply
    254,941.31x = 351,819.30 × 141,761.63
  4. Step 4: Simplify right side
    254,941.31x = 49,874,477,433.46
  5. Step 5: Solve for x
    x = 49,874,477,433.46/254,941.31
  6. Step 6: Final answer
    x = 195,631.21

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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.