Home / 76,893.99-106,180.47-48,263.28

Finding the Fourth Proportional to 76,893.99, 106,180.47 and 48,263.28

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Solution

The fourth proportional to 76,893.99, 106,180.47 and 48,263.28 is: 66,645.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,893.99 : 106,180.47 = 48,263.28 : x
  2. Step 2: Convert to fraction form
    76,893.99/106,180.47 = 48,263.28/x
  3. Step 3: Cross multiply
    76,893.99x = 106,180.47 × 48,263.28
  4. Step 4: Simplify right side
    76,893.99x = 5,124,617,754.14
  5. Step 5: Solve for x
    x = 5,124,617,754.14/76,893.99
  6. Step 6: Final answer
    x = 66,645.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.