Home / 64,624.14-96,936.24-20,254.35

Finding the Fourth Proportional to 64,624.14, 96,936.24 and 20,254.35

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Solution

The fourth proportional to 64,624.14, 96,936.24 and 20,254.35 is: 30,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,624.14 : 96,936.24 = 20,254.35 : x
  2. Step 2: Convert to fraction form
    64,624.14/96,936.24 = 20,254.35/x
  3. Step 3: Cross multiply
    64,624.14x = 96,936.24 × 20,254.35
  4. Step 4: Simplify right side
    64,624.14x = 1,963,380,532.64
  5. Step 5: Solve for x
    x = 1,963,380,532.64/64,624.14
  6. Step 6: Final answer
    x = 30,381.53

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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.