Home / 53,969.25-74,477.86-29,771.07

Finding the Fourth Proportional to 53,969.25, 74,477.86 and 29,771.07

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Solution

The fourth proportional to 53,969.25, 74,477.86 and 29,771.07 is: 41,084.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,969.25 : 74,477.86 = 29,771.07 : x
  2. Step 2: Convert to fraction form
    53,969.25/74,477.86 = 29,771.07/x
  3. Step 3: Cross multiply
    53,969.25x = 74,477.86 × 29,771.07
  4. Step 4: Simplify right side
    53,969.25x = 2,217,285,211.12
  5. Step 5: Solve for x
    x = 2,217,285,211.12/53,969.25
  6. Step 6: Final answer
    x = 41,084.23

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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.