Home / 68,317.46-102,451.58-28,877.64

Finding the Fourth Proportional to 68,317.46, 102,451.58 and 28,877.64

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Solution

The fourth proportional to 68,317.46, 102,451.58 and 28,877.64 is: 43,306.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,317.46 : 102,451.58 = 28,877.64 : x
  2. Step 2: Convert to fraction form
    68,317.46/102,451.58 = 28,877.64/x
  3. Step 3: Cross multiply
    68,317.46x = 102,451.58 × 28,877.64
  4. Step 4: Simplify right side
    68,317.46x = 2,958,559,700.28
  5. Step 5: Solve for x
    x = 2,958,559,700.28/68,317.46
  6. Step 6: Final answer
    x = 43,306.06

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1.5x scale

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.