Home / 69,184.72-103,777.16-19,264.93

Finding the Fourth Proportional to 69,184.72, 103,777.16 and 19,264.93

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Solution

The fourth proportional to 69,184.72, 103,777.16 and 19,264.93 is: 28,897.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,184.72 : 103,777.16 = 19,264.93 : x
  2. Step 2: Convert to fraction form
    69,184.72/103,777.16 = 19,264.93/x
  3. Step 3: Cross multiply
    69,184.72x = 103,777.16 × 19,264.93
  4. Step 4: Simplify right side
    69,184.72x = 1,999,259,723.00
  5. Step 5: Solve for x
    x = 1,999,259,723.00/69,184.72
  6. Step 6: Final answer
    x = 28,897.42

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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.