Home / 77,823.25-116,749.46-36,270.25

Finding the Fourth Proportional to 77,823.25, 116,749.46 and 36,270.25

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Solution

The fourth proportional to 77,823.25, 116,749.46 and 36,270.25 is: 54,412.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,823.25 : 116,749.46 = 36,270.25 : x
  2. Step 2: Convert to fraction form
    77,823.25/116,749.46 = 36,270.25/x
  3. Step 3: Cross multiply
    77,823.25x = 116,749.46 × 36,270.25
  4. Step 4: Simplify right side
    77,823.25x = 4,234,532,101.57
  5. Step 5: Solve for x
    x = 4,234,532,101.57/77,823.25
  6. Step 6: Final answer
    x = 54,412.17

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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.