Home / 160,692.04-240,940.84-71,929

Finding the Fourth Proportional to 160,692.04, 240,940.84 and 71,929

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Solution

The fourth proportional to 160,692.04, 240,940.84 and 71,929 is: 107,849.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,692.04 : 240,940.84 = 71,929 : x
  2. Step 2: Convert to fraction form
    160,692.04/240,940.84 = 71,929/x
  3. Step 3: Cross multiply
    160,692.04x = 240,940.84 × 71,929
  4. Step 4: Simplify right side
    160,692.04x = 17,330,633,680.36
  5. Step 5: Solve for x
    x = 17,330,633,680.36/160,692.04
  6. Step 6: Final answer
    x = 107,849.98

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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.