Home / 62,607.05-93,919.34-20,490.47

Finding the Fourth Proportional to 62,607.05, 93,919.34 and 20,490.47

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Solution

The fourth proportional to 62,607.05, 93,919.34 and 20,490.47 is: 30,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,607.05 : 93,919.34 = 20,490.47 : x
  2. Step 2: Convert to fraction form
    62,607.05/93,919.34 = 20,490.47/x
  3. Step 3: Cross multiply
    62,607.05x = 93,919.34 × 20,490.47
  4. Step 4: Simplify right side
    62,607.05x = 1,924,450,846.64
  5. Step 5: Solve for x
    x = 1,924,450,846.64/62,607.05
  6. Step 6: Final answer
    x = 30,738.57

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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.