Home / 29,071.18-43,607.83-8,012.90

Finding the Fourth Proportional to 29,071.18, 43,607.83 and 8,012.90

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Solution

The fourth proportional to 29,071.18, 43,607.83 and 8,012.90 is: 12,019.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,071.18 : 43,607.83 = 8,012.90 : x
  2. Step 2: Convert to fraction form
    29,071.18/43,607.83 = 8,012.90/x
  3. Step 3: Cross multiply
    29,071.18x = 43,607.83 × 8,012.90
  4. Step 4: Simplify right side
    29,071.18x = 349,424,922.90
  5. Step 5: Solve for x
    x = 349,424,922.90/29,071.18
  6. Step 6: Final answer
    x = 12,019.64

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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.