Home / 54,270.36-74,894.56-30,396.51

Finding the Fourth Proportional to 54,270.36, 74,894.56 and 30,396.51

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Solution

The fourth proportional to 54,270.36, 74,894.56 and 30,396.51 is: 41,948.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,270.36 : 74,894.56 = 30,396.51 : x
  2. Step 2: Convert to fraction form
    54,270.36/74,894.56 = 30,396.51/x
  3. Step 3: Cross multiply
    54,270.36x = 74,894.56 × 30,396.51
  4. Step 4: Simplify right side
    54,270.36x = 2,276,533,165.99
  5. Step 5: Solve for x
    x = 2,276,533,165.99/54,270.36
  6. Step 6: Final answer
    x = 41,948.00

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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.