Home / 80,829.84-111,596.25-59,572.08

Finding the Fourth Proportional to 80,829.84, 111,596.25 and 59,572.08

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Solution

The fourth proportional to 80,829.84, 111,596.25 and 59,572.08 is: 82,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,829.84 : 111,596.25 = 59,572.08 : x
  2. Step 2: Convert to fraction form
    80,829.84/111,596.25 = 59,572.08/x
  3. Step 3: Cross multiply
    80,829.84x = 111,596.25 × 59,572.08
  4. Step 4: Simplify right side
    80,829.84x = 6,648,020,732.70
  5. Step 5: Solve for x
    x = 6,648,020,732.70/80,829.84
  6. Step 6: Final answer
    x = 82,247.11

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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.