Home / 53,977.56-74,486.70-39,825.24

Finding the Fourth Proportional to 53,977.56, 74,486.70 and 39,825.24

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Solution

The fourth proportional to 53,977.56, 74,486.70 and 39,825.24 is: 54,957.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,977.56 : 74,486.70 = 39,825.24 : x
  2. Step 2: Convert to fraction form
    53,977.56/74,486.70 = 39,825.24/x
  3. Step 3: Cross multiply
    53,977.56x = 74,486.70 × 39,825.24
  4. Step 4: Simplify right side
    53,977.56x = 2,966,450,704.31
  5. Step 5: Solve for x
    x = 2,966,450,704.31/53,977.56
  6. Step 6: Final answer
    x = 54,957.11

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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.