Home / 124,288.20-186,438.78-35,554.77

Finding the Fourth Proportional to 124,288.20, 186,438.78 and 35,554.77

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Solution

The fourth proportional to 124,288.20, 186,438.78 and 35,554.77 is: 53,334.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,288.20 : 186,438.78 = 35,554.77 : x
  2. Step 2: Convert to fraction form
    124,288.20/186,438.78 = 35,554.77/x
  3. Step 3: Cross multiply
    124,288.20x = 186,438.78 × 35,554.77
  4. Step 4: Simplify right side
    124,288.20x = 6,628,787,941.98
  5. Step 5: Solve for x
    x = 6,628,787,941.98/124,288.20
  6. Step 6: Final answer
    x = 53,334.01

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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.