Home / 164,986.84-227,682-89,535.34

Finding the Fourth Proportional to 164,986.84, 227,682 and 89,535.34

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Solution

The fourth proportional to 164,986.84, 227,682 and 89,535.34 is: 123,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,986.84 : 227,682 = 89,535.34 : x
  2. Step 2: Convert to fraction form
    164,986.84/227,682 = 89,535.34/x
  3. Step 3: Cross multiply
    164,986.84x = 227,682 × 89,535.34
  4. Step 4: Simplify right side
    164,986.84x = 20,385,585,281.88
  5. Step 5: Solve for x
    x = 20,385,585,281.88/164,986.84
  6. Step 6: Final answer
    x = 123,558.86

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1.5x scale

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.