Home / 106,319.84-159,424.40-50,144.88

Finding the Fourth Proportional to 106,319.84, 159,424.40 and 50,144.88

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Solution

The fourth proportional to 106,319.84, 159,424.40 and 50,144.88 is: 75,191.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,319.84 : 159,424.40 = 50,144.88 : x
  2. Step 2: Convert to fraction form
    106,319.84/159,424.40 = 50,144.88/x
  3. Step 3: Cross multiply
    106,319.84x = 159,424.40 × 50,144.88
  4. Step 4: Simplify right side
    106,319.84x = 7,994,317,407.07
  5. Step 5: Solve for x
    x = 7,994,317,407.07/106,319.84
  6. Step 6: Final answer
    x = 75,191.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.