Home / 54,033.25-74,574.53-31,677.25

Finding the Fourth Proportional to 54,033.25, 74,574.53 and 31,677.25

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Solution

The fourth proportional to 54,033.25, 74,574.53 and 31,677.25 is: 43,719.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,033.25 : 74,574.53 = 31,677.25 : x
  2. Step 2: Convert to fraction form
    54,033.25/74,574.53 = 31,677.25/x
  3. Step 3: Cross multiply
    54,033.25x = 74,574.53 × 31,677.25
  4. Step 4: Simplify right side
    54,033.25x = 2,362,316,030.44
  5. Step 5: Solve for x
    x = 2,362,316,030.44/54,033.25
  6. Step 6: Final answer
    x = 43,719.67

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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.