Home / 277,545.09-383,021.50-170,094.36

Finding the Fourth Proportional to 277,545.09, 383,021.50 and 170,094.36

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Solution

The fourth proportional to 277,545.09, 383,021.50 and 170,094.36 is: 234,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,545.09 : 383,021.50 = 170,094.36 : x
  2. Step 2: Convert to fraction form
    277,545.09/383,021.50 = 170,094.36/x
  3. Step 3: Cross multiply
    277,545.09x = 383,021.50 × 170,094.36
  4. Step 4: Simplify right side
    277,545.09x = 65,149,796,908.74
  5. Step 5: Solve for x
    x = 65,149,796,908.74/277,545.09
  6. Step 6: Final answer
    x = 234,735.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.