Home / 163,597.79-245,396.75-51,286.83

Finding the Fourth Proportional to 163,597.79, 245,396.75 and 51,286.83

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Solution

The fourth proportional to 163,597.79, 245,396.75 and 51,286.83 is: 76,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,597.79 : 245,396.75 = 51,286.83 : x
  2. Step 2: Convert to fraction form
    163,597.79/245,396.75 = 51,286.83/x
  3. Step 3: Cross multiply
    163,597.79x = 245,396.75 × 51,286.83
  4. Step 4: Simplify right side
    163,597.79x = 12,585,621,143.37
  5. Step 5: Solve for x
    x = 12,585,621,143.37/163,597.79
  6. Step 6: Final answer
    x = 76,930.27

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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.