Home / 102,808.14-154,205.37-35,333.72

Finding the Fourth Proportional to 102,808.14, 154,205.37 and 35,333.72

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Solution

The fourth proportional to 102,808.14, 154,205.37 and 35,333.72 is: 52,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,808.14 : 154,205.37 = 35,333.72 : x
  2. Step 2: Convert to fraction form
    102,808.14/154,205.37 = 35,333.72/x
  3. Step 3: Cross multiply
    102,808.14x = 154,205.37 × 35,333.72
  4. Step 4: Simplify right side
    102,808.14x = 5,448,649,173.32
  5. Step 5: Solve for x
    x = 5,448,649,173.32/102,808.14
  6. Step 6: Final answer
    x = 52,998.23

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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.