Home / 69,019.82-103,532.03-19,095.74

Finding the Fourth Proportional to 69,019.82, 103,532.03 and 19,095.74

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Solution

The fourth proportional to 69,019.82, 103,532.03 and 19,095.74 is: 28,644.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,019.82 : 103,532.03 = 19,095.74 : x
  2. Step 2: Convert to fraction form
    69,019.82/103,532.03 = 19,095.74/x
  3. Step 3: Cross multiply
    69,019.82x = 103,532.03 × 19,095.74
  4. Step 4: Simplify right side
    69,019.82x = 1,977,020,113.41
  5. Step 5: Solve for x
    x = 1,977,020,113.41/69,019.82
  6. Step 6: Final answer
    x = 28,644.24

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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.