Home / 105,692.42-158,538.30-26,806.46

Finding the Fourth Proportional to 105,692.42, 158,538.30 and 26,806.46

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Solution

The fourth proportional to 105,692.42, 158,538.30 and 26,806.46 is: 40,209.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,692.42 : 158,538.30 = 26,806.46 : x
  2. Step 2: Convert to fraction form
    105,692.42/158,538.30 = 26,806.46/x
  3. Step 3: Cross multiply
    105,692.42x = 158,538.30 × 26,806.46
  4. Step 4: Simplify right side
    105,692.42x = 4,249,850,597.42
  5. Step 5: Solve for x
    x = 4,249,850,597.42/105,692.42
  6. Step 6: Final answer
    x = 40,209.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.