Home / 37,302.81-51,479.19-21,169.23

Finding the Fourth Proportional to 37,302.81, 51,479.19 and 21,169.23

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Solution

The fourth proportional to 37,302.81, 51,479.19 and 21,169.23 is: 29,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,302.81 : 51,479.19 = 21,169.23 : x
  2. Step 2: Convert to fraction form
    37,302.81/51,479.19 = 21,169.23/x
  3. Step 3: Cross multiply
    37,302.81x = 51,479.19 × 21,169.23
  4. Step 4: Simplify right side
    37,302.81x = 1,089,774,813.32
  5. Step 5: Solve for x
    x = 1,089,774,813.32/37,302.81
  6. Step 6: Final answer
    x = 29,214.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.