Home / 76,817.04-115,225.58-50,515.64

Finding the Fourth Proportional to 76,817.04, 115,225.58 and 50,515.64

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Solution

The fourth proportional to 76,817.04, 115,225.58 and 50,515.64 is: 75,773.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,817.04 : 115,225.58 = 50,515.64 : x
  2. Step 2: Convert to fraction form
    76,817.04/115,225.58 = 50,515.64/x
  3. Step 3: Cross multiply
    76,817.04x = 115,225.58 × 50,515.64
  4. Step 4: Simplify right side
    76,817.04x = 5,820,693,089.37
  5. Step 5: Solve for x
    x = 5,820,693,089.37/76,817.04
  6. Step 6: Final answer
    x = 75,773.46

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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.