Home / 235,387.22-324,835.89-127,958.18

Finding the Fourth Proportional to 235,387.22, 324,835.89 and 127,958.18

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Solution

The fourth proportional to 235,387.22, 324,835.89 and 127,958.18 is: 176,583.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,387.22 : 324,835.89 = 127,958.18 : x
  2. Step 2: Convert to fraction form
    235,387.22/324,835.89 = 127,958.18/x
  3. Step 3: Cross multiply
    235,387.22x = 324,835.89 × 127,958.18
  4. Step 4: Simplify right side
    235,387.22x = 41,565,409,283.08
  5. Step 5: Solve for x
    x = 41,565,409,283.08/235,387.22
  6. Step 6: Final answer
    x = 176,583.12

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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.