Home / 106,018.42-159,081.44-70,504.44

Finding the Fourth Proportional to 106,018.42, 159,081.44 and 70,504.44

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Solution

The fourth proportional to 106,018.42, 159,081.44 and 70,504.44 is: 105,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,018.42 : 159,081.44 = 70,504.44 : x
  2. Step 2: Convert to fraction form
    106,018.42/159,081.44 = 70,504.44/x
  3. Step 3: Cross multiply
    106,018.42x = 159,081.44 × 70,504.44
  4. Step 4: Simplify right side
    106,018.42x = 11,215,947,841.59
  5. Step 5: Solve for x
    x = 11,215,947,841.59/106,018.42
  6. Step 6: Final answer
    x = 105,792.45

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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.