Home / 163,965.96-245,976.93-75,227.04

Finding the Fourth Proportional to 163,965.96, 245,976.93 and 75,227.04

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Solution

The fourth proportional to 163,965.96, 245,976.93 and 75,227.04 is: 112,853.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,965.96 : 245,976.93 = 75,227.04 : x
  2. Step 2: Convert to fraction form
    163,965.96/245,976.93 = 75,227.04/x
  3. Step 3: Cross multiply
    163,965.96x = 245,976.93 × 75,227.04
  4. Step 4: Simplify right side
    163,965.96x = 18,504,116,352.19
  5. Step 5: Solve for x
    x = 18,504,116,352.19/163,965.96
  6. Step 6: Final answer
    x = 112,853.40

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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.