Home / 75,984.93-113,914.80-57,228.96

Finding the Fourth Proportional to 75,984.93, 113,914.80 and 57,228.96

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Solution

The fourth proportional to 75,984.93, 113,914.80 and 57,228.96 is: 85,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,984.93 : 113,914.80 = 57,228.96 : x
  2. Step 2: Convert to fraction form
    75,984.93/113,914.80 = 57,228.96/x
  3. Step 3: Cross multiply
    75,984.93x = 113,914.80 × 57,228.96
  4. Step 4: Simplify right side
    75,984.93x = 6,519,225,532.61
  5. Step 5: Solve for x
    x = 6,519,225,532.61/75,984.93
  6. Step 6: Final answer
    x = 85,796.30

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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.