Home / 134,825.00-186,058.31-74,395.62

Finding the Fourth Proportional to 134,825.00, 186,058.31 and 74,395.62

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Solution

The fourth proportional to 134,825.00, 186,058.31 and 74,395.62 is: 102,665.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,825.00 : 186,058.31 = 74,395.62 : x
  2. Step 2: Convert to fraction form
    134,825.00/186,058.31 = 74,395.62/x
  3. Step 3: Cross multiply
    134,825.00x = 186,058.31 × 74,395.62
  4. Step 4: Simplify right side
    134,825.00x = 13,841,922,956.62
  5. Step 5: Solve for x
    x = 13,841,922,956.62/134,825.00
  6. Step 6: Final answer
    x = 102,665.85

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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.