Home / 97,563.79-146,330.43-30,995.20

Finding the Fourth Proportional to 97,563.79, 146,330.43 and 30,995.20

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Solution

The fourth proportional to 97,563.79, 146,330.43 and 30,995.20 is: 46,487.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,563.79 : 146,330.43 = 30,995.20 : x
  2. Step 2: Convert to fraction form
    97,563.79/146,330.43 = 30,995.20/x
  3. Step 3: Cross multiply
    97,563.79x = 146,330.43 × 30,995.20
  4. Step 4: Simplify right side
    97,563.79x = 4,535,540,943.94
  5. Step 5: Solve for x
    x = 4,535,540,943.94/97,563.79
  6. Step 6: Final answer
    x = 46,487.95

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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.