Home / 53,903.82-74,389.56-30,030.48

Finding the Fourth Proportional to 53,903.82, 74,389.56 and 30,030.48

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Solution

The fourth proportional to 53,903.82, 74,389.56 and 30,030.48 is: 41,443.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,903.82 : 74,389.56 = 30,030.48 : x
  2. Step 2: Convert to fraction form
    53,903.82/74,389.56 = 30,030.48/x
  3. Step 3: Cross multiply
    53,903.82x = 74,389.56 × 30,030.48
  4. Step 4: Simplify right side
    53,903.82x = 2,233,954,193.79
  5. Step 5: Solve for x
    x = 2,233,954,193.79/53,903.82
  6. Step 6: Final answer
    x = 41,443.34

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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.