Home / 53,971.57-74,480.83-29,771.98

Finding the Fourth Proportional to 53,971.57, 74,480.83 and 29,771.98

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Solution

The fourth proportional to 53,971.57, 74,480.83 and 29,771.98 is: 41,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,971.57 : 74,480.83 = 29,771.98 : x
  2. Step 2: Convert to fraction form
    53,971.57/74,480.83 = 29,771.98/x
  3. Step 3: Cross multiply
    53,971.57x = 74,480.83 × 29,771.98
  4. Step 4: Simplify right side
    53,971.57x = 2,217,441,781.14
  5. Step 5: Solve for x
    x = 2,217,441,781.14/53,971.57
  6. Step 6: Final answer
    x = 41,085.37

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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.