Home / 163,825.27-245,530.36-79,604.71

Finding the Fourth Proportional to 163,825.27, 245,530.36 and 79,604.71

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Solution

The fourth proportional to 163,825.27, 245,530.36 and 79,604.71 is: 119,306.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,825.27 : 245,530.36 = 79,604.71 : x
  2. Step 2: Convert to fraction form
    163,825.27/245,530.36 = 79,604.71/x
  3. Step 3: Cross multiply
    163,825.27x = 245,530.36 × 79,604.71
  4. Step 4: Simplify right side
    163,825.27x = 19,545,373,104.00
  5. Step 5: Solve for x
    x = 19,545,373,104.00/163,825.27
  6. Step 6: Final answer
    x = 119,306.22

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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.