Home / 193,269.37-266,632.98-129,627.67

Finding the Fourth Proportional to 193,269.37, 266,632.98 and 129,627.67

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Solution

The fourth proportional to 193,269.37, 266,632.98 and 129,627.67 is: 178,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,269.37 : 266,632.98 = 129,627.67 : x
  2. Step 2: Convert to fraction form
    193,269.37/266,632.98 = 129,627.67/x
  3. Step 3: Cross multiply
    193,269.37x = 266,632.98 × 129,627.67
  4. Step 4: Simplify right side
    193,269.37x = 34,563,011,942.56
  5. Step 5: Solve for x
    x = 34,563,011,942.56/193,269.37
  6. Step 6: Final answer
    x = 178,833.37

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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.