Home / 171,504.16-257,293.20-53,173.12

Finding the Fourth Proportional to 171,504.16, 257,293.20 and 53,173.12

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Solution

The fourth proportional to 171,504.16, 257,293.20 and 53,173.12 is: 79,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,504.16 : 257,293.20 = 53,173.12 : x
  2. Step 2: Convert to fraction form
    171,504.16/257,293.20 = 53,173.12/x
  3. Step 3: Cross multiply
    171,504.16x = 257,293.20 × 53,173.12
  4. Step 4: Simplify right side
    171,504.16x = 13,681,082,198.78
  5. Step 5: Solve for x
    x = 13,681,082,198.78/171,504.16
  6. Step 6: Final answer
    x = 79,771.14

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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.