Home / 173,218.10-260,021.55-133,949.30

Finding the Fourth Proportional to 173,218.10, 260,021.55 and 133,949.30

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Solution

The fourth proportional to 173,218.10, 260,021.55 and 133,949.30 is: 201,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,218.10 : 260,021.55 = 133,949.30 : x
  2. Step 2: Convert to fraction form
    173,218.10/260,021.55 = 133,949.30/x
  3. Step 3: Cross multiply
    173,218.10x = 260,021.55 × 133,949.30
  4. Step 4: Simplify right side
    173,218.10x = 34,829,704,607.42
  5. Step 5: Solve for x
    x = 34,829,704,607.42/173,218.10
  6. Step 6: Final answer
    x = 201,074.28

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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.