Home / 183,856.11-253,707.79-103,297.06

Finding the Fourth Proportional to 183,856.11, 253,707.79 and 103,297.06

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Solution

The fourth proportional to 183,856.11, 253,707.79 and 103,297.06 is: 142,542.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,856.11 : 253,707.79 = 103,297.06 : x
  2. Step 2: Convert to fraction form
    183,856.11/253,707.79 = 103,297.06/x
  3. Step 3: Cross multiply
    183,856.11x = 253,707.79 × 103,297.06
  4. Step 4: Simplify right side
    183,856.11x = 26,207,268,806.10
  5. Step 5: Solve for x
    x = 26,207,268,806.10/183,856.11
  6. Step 6: Final answer
    x = 142,542.28

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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.