Home / 53,725.75-74,140.07-29,851.81

Finding the Fourth Proportional to 53,725.75, 74,140.07 and 29,851.81

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Solution

The fourth proportional to 53,725.75, 74,140.07 and 29,851.81 is: 41,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,725.75 : 74,140.07 = 29,851.81 : x
  2. Step 2: Convert to fraction form
    53,725.75/74,140.07 = 29,851.81/x
  3. Step 3: Cross multiply
    53,725.75x = 74,140.07 × 29,851.81
  4. Step 4: Simplify right side
    53,725.75x = 2,213,215,338.39
  5. Step 5: Solve for x
    x = 2,213,215,338.39/53,725.75
  6. Step 6: Final answer
    x = 41,194.68

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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.