Home / 29,690.42-44,540.47-14,102.78

Finding the Fourth Proportional to 29,690.42, 44,540.47 and 14,102.78

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Solution

The fourth proportional to 29,690.42, 44,540.47 and 14,102.78 is: 21,156.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.42 : 44,540.47 = 14,102.78 : x
  2. Step 2: Convert to fraction form
    29,690.42/44,540.47 = 14,102.78/x
  3. Step 3: Cross multiply
    29,690.42x = 44,540.47 × 14,102.78
  4. Step 4: Simplify right side
    29,690.42x = 628,144,449.51
  5. Step 5: Solve for x
    x = 628,144,449.51/29,690.42
  6. Step 6: Final answer
    x = 21,156.47

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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.