Home / 196,780.80-295,171.20-181,574.40

Finding the Fourth Proportional to 196,780.80, 295,171.20 and 181,574.40

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Solution

The fourth proportional to 196,780.80, 295,171.20 and 181,574.40 is: 272,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,780.80 : 295,171.20 = 181,574.40 : x
  2. Step 2: Convert to fraction form
    196,780.80/295,171.20 = 181,574.40/x
  3. Step 3: Cross multiply
    196,780.80x = 295,171.20 × 181,574.40
  4. Step 4: Simplify right side
    196,780.80x = 53,595,533,537.28
  5. Step 5: Solve for x
    x = 53,595,533,537.28/196,780.80
  6. Step 6: Final answer
    x = 272,361.60

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1.5x scale

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.