Home / 89,297.41-133,852.96-30,112.73

Finding the Fourth Proportional to 89,297.41, 133,852.96 and 30,112.73

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Solution

The fourth proportional to 89,297.41, 133,852.96 and 30,112.73 is: 45,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,297.41 : 133,852.96 = 30,112.73 : x
  2. Step 2: Convert to fraction form
    89,297.41/133,852.96 = 30,112.73/x
  3. Step 3: Cross multiply
    89,297.41x = 133,852.96 × 30,112.73
  4. Step 4: Simplify right side
    89,297.41x = 4,030,678,044.18
  5. Step 5: Solve for x
    x = 4,030,678,044.18/89,297.41
  6. Step 6: Final answer
    x = 45,137.68

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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.