Home / 197,064.20-295,538.70-70,689.80

Finding the Fourth Proportional to 197,064.20, 295,538.70 and 70,689.80

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Solution

The fourth proportional to 197,064.20, 295,538.70 and 70,689.80 is: 106,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,064.20 : 295,538.70 = 70,689.80 : x
  2. Step 2: Convert to fraction form
    197,064.20/295,538.70 = 70,689.80/x
  3. Step 3: Cross multiply
    197,064.20x = 295,538.70 × 70,689.80
  4. Step 4: Simplify right side
    197,064.20x = 20,891,571,595.26
  5. Step 5: Solve for x
    x = 20,891,571,595.26/197,064.20
  6. Step 6: Final answer
    x = 106,014.04

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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.