Home / 25,090.61-37,638.53-8,452.49

Finding the Fourth Proportional to 25,090.61, 37,638.53 and 8,452.49

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Solution

The fourth proportional to 25,090.61, 37,638.53 and 8,452.49 is: 12,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.61 : 37,638.53 = 8,452.49 : x
  2. Step 2: Convert to fraction form
    25,090.61/37,638.53 = 8,452.49/x
  3. Step 3: Cross multiply
    25,090.61x = 37,638.53 × 8,452.49
  4. Step 4: Simplify right side
    25,090.61x = 318,139,256.18
  5. Step 5: Solve for x
    x = 318,139,256.18/25,090.61
  6. Step 6: Final answer
    x = 12,679.61

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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.