Home / 235,419.29-324,885.03-127,996.55

Finding the Fourth Proportional to 235,419.29, 324,885.03 and 127,996.55

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Solution

The fourth proportional to 235,419.29, 324,885.03 and 127,996.55 is: 176,638.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,419.29 : 324,885.03 = 127,996.55 : x
  2. Step 2: Convert to fraction form
    235,419.29/324,885.03 = 127,996.55/x
  3. Step 3: Cross multiply
    235,419.29x = 324,885.03 × 127,996.55
  4. Step 4: Simplify right side
    235,419.29x = 41,584,162,986.65
  5. Step 5: Solve for x
    x = 41,584,162,986.65/235,419.29
  6. Step 6: Final answer
    x = 176,638.72

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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.