Home / 147,166.24-203,087.37-90,576.40

Finding the Fourth Proportional to 147,166.24, 203,087.37 and 90,576.40

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Solution

The fourth proportional to 147,166.24, 203,087.37 and 90,576.40 is: 124,994.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,166.24 : 203,087.37 = 90,576.40 : x
  2. Step 2: Convert to fraction form
    147,166.24/203,087.37 = 90,576.40/x
  3. Step 3: Cross multiply
    147,166.24x = 203,087.37 × 90,576.40
  4. Step 4: Simplify right side
    147,166.24x = 18,394,922,860.07
  5. Step 5: Solve for x
    x = 18,394,922,860.07/147,166.24
  6. Step 6: Final answer
    x = 124,994.18

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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.