Home / 104,850.80-144,694.27-57,104.34

Finding the Fourth Proportional to 104,850.80, 144,694.27 and 57,104.34

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Solution

The fourth proportional to 104,850.80, 144,694.27 and 57,104.34 is: 78,804.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,850.80 : 144,694.27 = 57,104.34 : x
  2. Step 2: Convert to fraction form
    104,850.80/144,694.27 = 57,104.34/x
  3. Step 3: Cross multiply
    104,850.80x = 144,694.27 × 57,104.34
  4. Step 4: Simplify right side
    104,850.80x = 8,262,671,293.42
  5. Step 5: Solve for x
    x = 8,262,671,293.42/104,850.80
  6. Step 6: Final answer
    x = 78,804.08

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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.