Home / 77,865.75-116,818.14-22,461.75

Finding the Fourth Proportional to 77,865.75, 116,818.14 and 22,461.75

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Solution

The fourth proportional to 77,865.75, 116,818.14 and 22,461.75 is: 33,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,865.75 : 116,818.14 = 22,461.75 : x
  2. Step 2: Convert to fraction form
    77,865.75/116,818.14 = 22,461.75/x
  3. Step 3: Cross multiply
    77,865.75x = 116,818.14 × 22,461.75
  4. Step 4: Simplify right side
    77,865.75x = 2,623,939,743.84
  5. Step 5: Solve for x
    x = 2,623,939,743.84/77,865.75
  6. Step 6: Final answer
    x = 33,698.25

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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.