Home / 104,826.56-144,661.95-57,079.89

Finding the Fourth Proportional to 104,826.56, 144,661.95 and 57,079.89

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Solution

The fourth proportional to 104,826.56, 144,661.95 and 57,079.89 is: 78,770.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,826.56 : 144,661.95 = 57,079.89 : x
  2. Step 2: Convert to fraction form
    104,826.56/144,661.95 = 57,079.89/x
  3. Step 3: Cross multiply
    104,826.56x = 144,661.95 × 57,079.89
  4. Step 4: Simplify right side
    104,826.56x = 8,257,288,193.19
  5. Step 5: Solve for x
    x = 8,257,288,193.19/104,826.56
  6. Step 6: Final answer
    x = 78,770.96

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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.