Home / 235,427.07-324,898.79-127,996.77

Finding the Fourth Proportional to 235,427.07, 324,898.79 and 127,996.77

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Solution

The fourth proportional to 235,427.07, 324,898.79 and 127,996.77 is: 176,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,427.07 : 324,898.79 = 127,996.77 : x
  2. Step 2: Convert to fraction form
    235,427.07/324,898.79 = 127,996.77/x
  3. Step 3: Cross multiply
    235,427.07x = 324,898.79 × 127,996.77
  4. Step 4: Simplify right side
    235,427.07x = 41,585,995,056.92
  5. Step 5: Solve for x
    x = 41,585,995,056.92/235,427.07
  6. Step 6: Final answer
    x = 176,640.67

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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.