Home / 235,354.20-324,789.21-127,923.95

Finding the Fourth Proportional to 235,354.20, 324,789.21 and 127,923.95

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Solution

The fourth proportional to 235,354.20, 324,789.21 and 127,923.95 is: 176,535.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,354.20 : 324,789.21 = 127,923.95 : x
  2. Step 2: Convert to fraction form
    235,354.20/324,789.21 = 127,923.95/x
  3. Step 3: Cross multiply
    235,354.20x = 324,789.21 × 127,923.95
  4. Step 4: Simplify right side
    235,354.20x = 41,548,317,036.63
  5. Step 5: Solve for x
    x = 41,548,317,036.63/235,354.20
  6. Step 6: Final answer
    x = 176,535.27

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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.