Home / 68,031.03-102,047.57-25,913.44

Finding the Fourth Proportional to 68,031.03, 102,047.57 and 25,913.44

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Solution

The fourth proportional to 68,031.03, 102,047.57 and 25,913.44 is: 38,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,031.03 : 102,047.57 = 25,913.44 : x
  2. Step 2: Convert to fraction form
    68,031.03/102,047.57 = 25,913.44/x
  3. Step 3: Cross multiply
    68,031.03x = 102,047.57 × 25,913.44
  4. Step 4: Simplify right side
    68,031.03x = 2,644,403,582.34
  5. Step 5: Solve for x
    x = 2,644,403,582.34/68,031.03
  6. Step 6: Final answer
    x = 38,870.55

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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.