Home / 163,797.49-245,582.23-72,563.34

Finding the Fourth Proportional to 163,797.49, 245,582.23 and 72,563.34

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Solution

The fourth proportional to 163,797.49, 245,582.23 and 72,563.34 is: 108,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,797.49 : 245,582.23 = 72,563.34 : x
  2. Step 2: Convert to fraction form
    163,797.49/245,582.23 = 72,563.34/x
  3. Step 3: Cross multiply
    163,797.49x = 245,582.23 × 72,563.34
  4. Step 4: Simplify right side
    163,797.49x = 17,820,266,853.45
  5. Step 5: Solve for x
    x = 17,820,266,853.45/163,797.49
  6. Step 6: Final answer
    x = 108,794.51

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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.