Home / 54,103.19-74,666.27-29,903.64

Finding the Fourth Proportional to 54,103.19, 74,666.27 and 29,903.64

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Solution

The fourth proportional to 54,103.19, 74,666.27 and 29,903.64 is: 41,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,103.19 : 74,666.27 = 29,903.64 : x
  2. Step 2: Convert to fraction form
    54,103.19/74,666.27 = 29,903.64/x
  3. Step 3: Cross multiply
    54,103.19x = 74,666.27 × 29,903.64
  4. Step 4: Simplify right side
    54,103.19x = 2,232,792,735.37
  5. Step 5: Solve for x
    x = 2,232,792,735.37/54,103.19
  6. Step 6: Final answer
    x = 41,269.15

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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.