Home / 109,206.94-163,792.14-30,329.14

Finding the Fourth Proportional to 109,206.94, 163,792.14 and 30,329.14

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Solution

The fourth proportional to 109,206.94, 163,792.14 and 30,329.14 is: 45,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,206.94 : 163,792.14 = 30,329.14 : x
  2. Step 2: Convert to fraction form
    109,206.94/163,792.14 = 30,329.14/x
  3. Step 3: Cross multiply
    109,206.94x = 163,792.14 × 30,329.14
  4. Step 4: Simplify right side
    109,206.94x = 4,967,674,744.96
  5. Step 5: Solve for x
    x = 4,967,674,744.96/109,206.94
  6. Step 6: Final answer
    x = 45,488.64

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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.