Home / 69,024.42-103,536.36-21,643.07

Finding the Fourth Proportional to 69,024.42, 103,536.36 and 21,643.07

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Solution

The fourth proportional to 69,024.42, 103,536.36 and 21,643.07 is: 32,464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,024.42 : 103,536.36 = 21,643.07 : x
  2. Step 2: Convert to fraction form
    69,024.42/103,536.36 = 21,643.07/x
  3. Step 3: Cross multiply
    69,024.42x = 103,536.36 × 21,643.07
  4. Step 4: Simplify right side
    69,024.42x = 2,240,844,169.34
  5. Step 5: Solve for x
    x = 2,240,844,169.34/69,024.42
  6. Step 6: Final answer
    x = 32,464.51

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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.