Home / 29,102.63-40,161.62-16,529.81

Finding the Fourth Proportional to 29,102.63, 40,161.62 and 16,529.81

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Solution

The fourth proportional to 29,102.63, 40,161.62 and 16,529.81 is: 22,811.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,102.63 : 40,161.62 = 16,529.81 : x
  2. Step 2: Convert to fraction form
    29,102.63/40,161.62 = 16,529.81/x
  3. Step 3: Cross multiply
    29,102.63x = 40,161.62 × 16,529.81
  4. Step 4: Simplify right side
    29,102.63x = 663,863,788.41
  5. Step 5: Solve for x
    x = 663,863,788.41/29,102.63
  6. Step 6: Final answer
    x = 22,811.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.