Home / 104,823.36-144,655.48-57,076.68

Finding the Fourth Proportional to 104,823.36, 144,655.48 and 57,076.68

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Solution

The fourth proportional to 104,823.36, 144,655.48 and 57,076.68 is: 78,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,823.36 : 144,655.48 = 57,076.68 : x
  2. Step 2: Convert to fraction form
    104,823.36/144,655.48 = 57,076.68/x
  3. Step 3: Cross multiply
    104,823.36x = 144,655.48 × 57,076.68
  4. Step 4: Simplify right side
    104,823.36x = 8,256,454,542.21
  5. Step 5: Solve for x
    x = 8,256,454,542.21/104,823.36
  6. Step 6: Final answer
    x = 78,765.41

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1.5x scale

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.