Home / 46,290.42-69,342.66-21,295.71

Finding the Fourth Proportional to 46,290.42, 69,342.66 and 21,295.71

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Solution

The fourth proportional to 46,290.42, 69,342.66 and 21,295.71 is: 31,900.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,290.42 : 69,342.66 = 21,295.71 : x
  2. Step 2: Convert to fraction form
    46,290.42/69,342.66 = 21,295.71/x
  3. Step 3: Cross multiply
    46,290.42x = 69,342.66 × 21,295.71
  4. Step 4: Simplify right side
    46,290.42x = 1,476,701,177.99
  5. Step 5: Solve for x
    x = 1,476,701,177.99/46,290.42
  6. Step 6: Final answer
    x = 31,900.79

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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.