Home / 270,423.11-405,701.09-92,932.67

Finding the Fourth Proportional to 270,423.11, 405,701.09 and 92,932.67

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Solution

The fourth proportional to 270,423.11, 405,701.09 and 92,932.67 is: 139,421.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,423.11 : 405,701.09 = 92,932.67 : x
  2. Step 2: Convert to fraction form
    270,423.11/405,701.09 = 92,932.67/x
  3. Step 3: Cross multiply
    270,423.11x = 405,701.09 × 92,932.67
  4. Step 4: Simplify right side
    270,423.11x = 37,702,886,413.70
  5. Step 5: Solve for x
    x = 37,702,886,413.70/270,423.11
  6. Step 6: Final answer
    x = 139,421.83

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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.