Home / 288,923.55-433,093.73-131,265.15

Finding the Fourth Proportional to 288,923.55, 433,093.73 and 131,265.15

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Solution

The fourth proportional to 288,923.55, 433,093.73 and 131,265.15 is: 196,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,923.55 : 433,093.73 = 131,265.15 : x
  2. Step 2: Convert to fraction form
    288,923.55/433,093.73 = 131,265.15/x
  3. Step 3: Cross multiply
    288,923.55x = 433,093.73 × 131,265.15
  4. Step 4: Simplify right side
    288,923.55x = 56,850,112,776.18
  5. Step 5: Solve for x
    x = 56,850,112,776.18/288,923.55
  6. Step 6: Final answer
    x = 196,765.24

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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.