Home / 100,817.48-151,226.56-29,740.98

Finding the Fourth Proportional to 100,817.48, 151,226.56 and 29,740.98

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Solution

The fourth proportional to 100,817.48, 151,226.56 and 29,740.98 is: 44,611.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,817.48 : 151,226.56 = 29,740.98 : x
  2. Step 2: Convert to fraction form
    100,817.48/151,226.56 = 29,740.98/x
  3. Step 3: Cross multiply
    100,817.48x = 151,226.56 × 29,740.98
  4. Step 4: Simplify right side
    100,817.48x = 4,497,626,096.43
  5. Step 5: Solve for x
    x = 4,497,626,096.43/100,817.48
  6. Step 6: Final answer
    x = 44,611.57

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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.