Home / 193,085.37-289,824.89-133,117.83

Finding the Fourth Proportional to 193,085.37, 289,824.89 and 133,117.83

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Solution

The fourth proportional to 193,085.37, 289,824.89 and 133,117.83 is: 199,812.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,085.37 : 289,824.89 = 133,117.83 : x
  2. Step 2: Convert to fraction form
    193,085.37/289,824.89 = 133,117.83/x
  3. Step 3: Cross multiply
    193,085.37x = 289,824.89 × 133,117.83
  4. Step 4: Simplify right side
    193,085.37x = 38,580,859,771.20
  5. Step 5: Solve for x
    x = 38,580,859,771.20/193,085.37
  6. Step 6: Final answer
    x = 199,812.44

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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.