Home / 19,369.07-29,050.11-5,137.64

Finding the Fourth Proportional to 19,369.07, 29,050.11 and 5,137.64

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Solution

The fourth proportional to 19,369.07, 29,050.11 and 5,137.64 is: 7,705.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369.07 : 29,050.11 = 5,137.64 : x
  2. Step 2: Convert to fraction form
    19,369.07/29,050.11 = 5,137.64/x
  3. Step 3: Cross multiply
    19,369.07x = 29,050.11 × 5,137.64
  4. Step 4: Simplify right side
    19,369.07x = 149,249,007.14
  5. Step 5: Solve for x
    x = 149,249,007.14/19,369.07
  6. Step 6: Final answer
    x = 7,705.53

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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.