Home / 235,110.20-324,451.08-127,679.36

Finding the Fourth Proportional to 235,110.20, 324,451.08 and 127,679.36

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Solution

The fourth proportional to 235,110.20, 324,451.08 and 127,679.36 is: 176,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,110.20 : 324,451.08 = 127,679.36 : x
  2. Step 2: Convert to fraction form
    235,110.20/324,451.08 = 127,679.36/x
  3. Step 3: Cross multiply
    235,110.20x = 324,451.08 × 127,679.36
  4. Step 4: Simplify right side
    235,110.20x = 41,425,706,245.71
  5. Step 5: Solve for x
    x = 41,425,706,245.71/235,110.20
  6. Step 6: Final answer
    x = 176,196.98

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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.