Home / 124,440.04-186,660.20-30,945.79

Finding the Fourth Proportional to 124,440.04, 186,660.20 and 30,945.79

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Solution

The fourth proportional to 124,440.04, 186,660.20 and 30,945.79 is: 46,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,440.04 : 186,660.20 = 30,945.79 : x
  2. Step 2: Convert to fraction form
    124,440.04/186,660.20 = 30,945.79/x
  3. Step 3: Cross multiply
    124,440.04x = 186,660.20 × 30,945.79
  4. Step 4: Simplify right side
    124,440.04x = 5,776,347,350.56
  5. Step 5: Solve for x
    x = 5,776,347,350.56/124,440.04
  6. Step 6: Final answer
    x = 46,418.72

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1.5x scale

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.