Home / 235,025.25-324,338.75-127,595.31

Finding the Fourth Proportional to 235,025.25, 324,338.75 and 127,595.31

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Solution

The fourth proportional to 235,025.25, 324,338.75 and 127,595.31 is: 176,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,025.25 : 324,338.75 = 127,595.31 : x
  2. Step 2: Convert to fraction form
    235,025.25/324,338.75 = 127,595.31/x
  3. Step 3: Cross multiply
    235,025.25x = 324,338.75 × 127,595.31
  4. Step 4: Simplify right side
    235,025.25x = 41,384,101,091.59
  5. Step 5: Solve for x
    x = 41,384,101,091.59/235,025.25
  6. Step 6: Final answer
    x = 176,083.64

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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.