Home / 51,043.98-70,430.38-29,819.14

Finding the Fourth Proportional to 51,043.98, 70,430.38 and 29,819.14

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Solution

The fourth proportional to 51,043.98, 70,430.38 and 29,819.14 is: 41,144.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,043.98 : 70,430.38 = 29,819.14 : x
  2. Step 2: Convert to fraction form
    51,043.98/70,430.38 = 29,819.14/x
  3. Step 3: Cross multiply
    51,043.98x = 70,430.38 × 29,819.14
  4. Step 4: Simplify right side
    51,043.98x = 2,100,173,361.47
  5. Step 5: Solve for x
    x = 2,100,173,361.47/51,043.98
  6. Step 6: Final answer
    x = 41,144.39

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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.