Home / 174,266.40-261,399.60-172,954.20

Finding the Fourth Proportional to 174,266.40, 261,399.60 and 172,954.20

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Solution

The fourth proportional to 174,266.40, 261,399.60 and 172,954.20 is: 259,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,266.40 : 261,399.60 = 172,954.20 : x
  2. Step 2: Convert to fraction form
    174,266.40/261,399.60 = 172,954.20/x
  3. Step 3: Cross multiply
    174,266.40x = 261,399.60 × 172,954.20
  4. Step 4: Simplify right side
    174,266.40x = 45,210,158,698.32
  5. Step 5: Solve for x
    x = 45,210,158,698.32/174,266.40
  6. Step 6: Final answer
    x = 259,431.30

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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.