Home / 124,433.61-186,650.37-30,939.36

Finding the Fourth Proportional to 124,433.61, 186,650.37 and 30,939.36

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Solution

The fourth proportional to 124,433.61, 186,650.37 and 30,939.36 is: 46,409.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,433.61 : 186,650.37 = 30,939.36 : x
  2. Step 2: Convert to fraction form
    124,433.61/186,650.37 = 30,939.36/x
  3. Step 3: Cross multiply
    124,433.61x = 186,650.37 × 30,939.36
  4. Step 4: Simplify right side
    124,433.61x = 5,774,842,836.87
  5. Step 5: Solve for x
    x = 5,774,842,836.87/124,433.61
  6. Step 6: Final answer
    x = 46,409.03

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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.