Home / 235,091.09-324,477.36-154,526.11

Finding the Fourth Proportional to 235,091.09, 324,477.36 and 154,526.11

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Solution

The fourth proportional to 235,091.09, 324,477.36 and 154,526.11 is: 213,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,091.09 : 324,477.36 = 154,526.11 : x
  2. Step 2: Convert to fraction form
    235,091.09/324,477.36 = 154,526.11/x
  3. Step 3: Cross multiply
    235,091.09x = 324,477.36 × 154,526.11
  4. Step 4: Simplify right side
    235,091.09x = 50,140,223,412.68
  5. Step 5: Solve for x
    x = 50,140,223,412.68/235,091.09
  6. Step 6: Final answer
    x = 213,279.98

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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.