Home / 226,166.33-312,114.96-122,804.88

Finding the Fourth Proportional to 226,166.33, 312,114.96 and 122,804.88

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Solution

The fourth proportional to 226,166.33, 312,114.96 and 122,804.88 is: 169,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,166.33 : 312,114.96 = 122,804.88 : x
  2. Step 2: Convert to fraction form
    226,166.33/312,114.96 = 122,804.88/x
  3. Step 3: Cross multiply
    226,166.33x = 312,114.96 × 122,804.88
  4. Step 4: Simplify right side
    226,166.33x = 38,329,238,034.41
  5. Step 5: Solve for x
    x = 38,329,238,034.41/226,166.33
  6. Step 6: Final answer
    x = 169,473.67

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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.