Home / 25,401.70-38,098.23-6,929.38

Finding the Fourth Proportional to 25,401.70, 38,098.23 and 6,929.38

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Solution

The fourth proportional to 25,401.70, 38,098.23 and 6,929.38 is: 10,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,401.70 : 38,098.23 = 6,929.38 : x
  2. Step 2: Convert to fraction form
    25,401.70/38,098.23 = 6,929.38/x
  3. Step 3: Cross multiply
    25,401.70x = 38,098.23 × 6,929.38
  4. Step 4: Simplify right side
    25,401.70x = 263,997,113.00
  5. Step 5: Solve for x
    x = 263,997,113.00/25,401.70
  6. Step 6: Final answer
    x = 10,392.89

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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.