Home / 102,056.75-153,154.78-35,496.21

Finding the Fourth Proportional to 102,056.75, 153,154.78 and 35,496.21

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Solution

The fourth proportional to 102,056.75, 153,154.78 and 35,496.21 is: 53,268.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,056.75 : 153,154.78 = 35,496.21 : x
  2. Step 2: Convert to fraction form
    102,056.75/153,154.78 = 35,496.21/x
  3. Step 3: Cross multiply
    102,056.75x = 153,154.78 × 35,496.21
  4. Step 4: Simplify right side
    102,056.75x = 5,436,414,144.64
  5. Step 5: Solve for x
    x = 5,436,414,144.64/102,056.75
  6. Step 6: Final answer
    x = 53,268.54

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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.