Home / 109,840.68-151,579.40-62,093.94

Finding the Fourth Proportional to 109,840.68, 151,579.40 and 62,093.94

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Solution

The fourth proportional to 109,840.68, 151,579.40 and 62,093.94 is: 85,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,840.68 : 151,579.40 = 62,093.94 : x
  2. Step 2: Convert to fraction form
    109,840.68/151,579.40 = 62,093.94/x
  3. Step 3: Cross multiply
    109,840.68x = 151,579.40 × 62,093.94
  4. Step 4: Simplify right side
    109,840.68x = 9,412,162,168.84
  5. Step 5: Solve for x
    x = 9,412,162,168.84/109,840.68
  6. Step 6: Final answer
    x = 85,689.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.