Home / 235,409.04-324,870.84-127,986.44

Finding the Fourth Proportional to 235,409.04, 324,870.84 and 127,986.44

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Solution

The fourth proportional to 235,409.04, 324,870.84 and 127,986.44 is: 176,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,409.04 : 324,870.84 = 127,986.44 : x
  2. Step 2: Convert to fraction form
    235,409.04/324,870.84 = 127,986.44/x
  3. Step 3: Cross multiply
    235,409.04x = 324,870.84 × 127,986.44
  4. Step 4: Simplify right side
    235,409.04x = 41,579,060,647.06
  5. Step 5: Solve for x
    x = 41,579,060,647.06/235,409.04
  6. Step 6: Final answer
    x = 176,624.74

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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.