Home / 97,964.20-146,751.90-53,525.80

Finding the Fourth Proportional to 97,964.20, 146,751.90 and 53,525.80

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Solution

The fourth proportional to 97,964.20, 146,751.90 and 53,525.80 is: 80,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,964.20 : 146,751.90 = 53,525.80 : x
  2. Step 2: Convert to fraction form
    97,964.20/146,751.90 = 53,525.80/x
  3. Step 3: Cross multiply
    97,964.20x = 146,751.90 × 53,525.80
  4. Step 4: Simplify right side
    97,964.20x = 7,855,012,849.02
  5. Step 5: Solve for x
    x = 7,855,012,849.02/97,964.20
  6. Step 6: Final answer
    x = 80,182.48

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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.