Home / 86,829.84-119,825.62-48,589.44

Finding the Fourth Proportional to 86,829.84, 119,825.62 and 48,589.44

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Solution

The fourth proportional to 86,829.84, 119,825.62 and 48,589.44 is: 67,053.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,829.84 : 119,825.62 = 48,589.44 : x
  2. Step 2: Convert to fraction form
    86,829.84/119,825.62 = 48,589.44/x
  3. Step 3: Cross multiply
    86,829.84x = 119,825.62 × 48,589.44
  4. Step 4: Simplify right side
    86,829.84x = 5,822,259,773.45
  5. Step 5: Solve for x
    x = 5,822,259,773.45/86,829.84
  6. Step 6: Final answer
    x = 67,053.67

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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.