Home / 53,938.33-74,434.43-29,409.15

Finding the Fourth Proportional to 53,938.33, 74,434.43 and 29,409.15

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Solution

The fourth proportional to 53,938.33, 74,434.43 and 29,409.15 is: 40,584.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,938.33 : 74,434.43 = 29,409.15 : x
  2. Step 2: Convert to fraction form
    53,938.33/74,434.43 = 29,409.15/x
  3. Step 3: Cross multiply
    53,938.33x = 74,434.43 × 29,409.15
  4. Step 4: Simplify right side
    53,938.33x = 2,189,053,504.26
  5. Step 5: Solve for x
    x = 2,189,053,504.26/53,938.33
  6. Step 6: Final answer
    x = 40,584.38

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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.