Home / 102,828.70-154,145.85-60,741.10

Finding the Fourth Proportional to 102,828.70, 154,145.85 and 60,741.10

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Solution

The fourth proportional to 102,828.70, 154,145.85 and 60,741.10 is: 91,054.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,828.70 : 154,145.85 = 60,741.10 : x
  2. Step 2: Convert to fraction form
    102,828.70/154,145.85 = 60,741.10/x
  3. Step 3: Cross multiply
    102,828.70x = 154,145.85 × 60,741.10
  4. Step 4: Simplify right side
    102,828.70x = 9,362,988,489.44
  5. Step 5: Solve for x
    x = 9,362,988,489.44/102,828.70
  6. Step 6: Final answer
    x = 91,054.23

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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.