Home / 97,329.43-145,993.26-30,769.58

Finding the Fourth Proportional to 97,329.43, 145,993.26 and 30,769.58

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Solution

The fourth proportional to 97,329.43, 145,993.26 and 30,769.58 is: 46,154.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,329.43 : 145,993.26 = 30,769.58 : x
  2. Step 2: Convert to fraction form
    97,329.43/145,993.26 = 30,769.58/x
  3. Step 3: Cross multiply
    97,329.43x = 145,993.26 × 30,769.58
  4. Step 4: Simplify right side
    97,329.43x = 4,492,150,678.45
  5. Step 5: Solve for x
    x = 4,492,150,678.45/97,329.43
  6. Step 6: Final answer
    x = 46,154.09

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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.