Home / 76,316.40-114,474.06-23,725.80

Finding the Fourth Proportional to 76,316.40, 114,474.06 and 23,725.80

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Solution

The fourth proportional to 76,316.40, 114,474.06 and 23,725.80 is: 35,588.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,316.40 : 114,474.06 = 23,725.80 : x
  2. Step 2: Convert to fraction form
    76,316.40/114,474.06 = 23,725.80/x
  3. Step 3: Cross multiply
    76,316.40x = 114,474.06 × 23,725.80
  4. Step 4: Simplify right side
    76,316.40x = 2,715,988,652.75
  5. Step 5: Solve for x
    x = 2,715,988,652.75/76,316.40
  6. Step 6: Final answer
    x = 35,588.53

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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.