Home / 163,667.16-225,842.34-92,045.67

Finding the Fourth Proportional to 163,667.16, 225,842.34 and 92,045.67

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Solution

The fourth proportional to 163,667.16, 225,842.34 and 92,045.67 is: 127,012.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,667.16 : 225,842.34 = 92,045.67 : x
  2. Step 2: Convert to fraction form
    163,667.16/225,842.34 = 92,045.67/x
  3. Step 3: Cross multiply
    163,667.16x = 225,842.34 × 92,045.67
  4. Step 4: Simplify right side
    163,667.16x = 20,787,809,499.67
  5. Step 5: Solve for x
    x = 20,787,809,499.67/163,667.16
  6. Step 6: Final answer
    x = 127,012.71

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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.