Home / 40,588.84-60,889.32-12,506.54

Finding the Fourth Proportional to 40,588.84, 60,889.32 and 12,506.54

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Solution

The fourth proportional to 40,588.84, 60,889.32 and 12,506.54 is: 18,761.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,588.84 : 60,889.32 = 12,506.54 : x
  2. Step 2: Convert to fraction form
    40,588.84/60,889.32 = 12,506.54/x
  3. Step 3: Cross multiply
    40,588.84x = 60,889.32 × 12,506.54
  4. Step 4: Simplify right side
    40,588.84x = 761,514,716.15
  5. Step 5: Solve for x
    x = 761,514,716.15/40,588.84
  6. Step 6: Final answer
    x = 18,761.68

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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.