Home / 236,945.84-355,437.14-79,174.85

Finding the Fourth Proportional to 236,945.84, 355,437.14 and 79,174.85

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Solution

The fourth proportional to 236,945.84, 355,437.14 and 79,174.85 is: 118,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,945.84 : 355,437.14 = 79,174.85 : x
  2. Step 2: Convert to fraction form
    236,945.84/355,437.14 = 79,174.85/x
  3. Step 3: Cross multiply
    236,945.84x = 355,437.14 × 79,174.85
  4. Step 4: Simplify right side
    236,945.84x = 28,141,680,070.87
  5. Step 5: Solve for x
    x = 28,141,680,070.87/236,945.84
  6. Step 6: Final answer
    x = 118,768.41

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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.