Home / 124,433.64-186,651.18-30,939.39

Finding the Fourth Proportional to 124,433.64, 186,651.18 and 30,939.39

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Solution

The fourth proportional to 124,433.64, 186,651.18 and 30,939.39 is: 46,409.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,433.64 : 186,651.18 = 30,939.39 : x
  2. Step 2: Convert to fraction form
    124,433.64/186,651.18 = 30,939.39/x
  3. Step 3: Cross multiply
    124,433.64x = 186,651.18 × 30,939.39
  4. Step 4: Simplify right side
    124,433.64x = 5,774,873,651.98
  5. Step 5: Solve for x
    x = 5,774,873,651.98/124,433.64
  6. Step 6: Final answer
    x = 46,409.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.