Home / 104,825.34-144,658.26-57,078.66

Finding the Fourth Proportional to 104,825.34, 144,658.26 and 57,078.66

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Solution

The fourth proportional to 104,825.34, 144,658.26 and 57,078.66 is: 78,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,825.34 : 144,658.26 = 57,078.66 : x
  2. Step 2: Convert to fraction form
    104,825.34/144,658.26 = 57,078.66/x
  3. Step 3: Cross multiply
    104,825.34x = 144,658.26 × 57,078.66
  4. Step 4: Simplify right side
    104,825.34x = 8,256,899,638.73
  5. Step 5: Solve for x
    x = 8,256,899,638.73/104,825.34
  6. Step 6: Final answer
    x = 78,768.16

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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.