Home / 84,096.12-116,069.46-48,310.68

Finding the Fourth Proportional to 84,096.12, 116,069.46 and 48,310.68

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Solution

The fourth proportional to 84,096.12, 116,069.46 and 48,310.68 is: 66,678.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,096.12 : 116,069.46 = 48,310.68 : x
  2. Step 2: Convert to fraction form
    84,096.12/116,069.46 = 48,310.68/x
  3. Step 3: Cross multiply
    84,096.12x = 116,069.46 × 48,310.68
  4. Step 4: Simplify right side
    84,096.12x = 5,607,394,539.83
  5. Step 5: Solve for x
    x = 5,607,394,539.83/84,096.12
  6. Step 6: Final answer
    x = 66,678.40

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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.