Home / 53,901.42-74,386.26-30,028.06

Finding the Fourth Proportional to 53,901.42, 74,386.26 and 30,028.06

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Solution

The fourth proportional to 53,901.42, 74,386.26 and 30,028.06 is: 41,440.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901.42 : 74,386.26 = 30,028.06 : x
  2. Step 2: Convert to fraction form
    53,901.42/74,386.26 = 30,028.06/x
  3. Step 3: Cross multiply
    53,901.42x = 74,386.26 × 30,028.06
  4. Step 4: Simplify right side
    53,901.42x = 2,233,675,078.46
  5. Step 5: Solve for x
    x = 2,233,675,078.46/53,901.42
  6. Step 6: Final answer
    x = 41,440.00

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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.