Home / 105,026.20-144,930.37-59,697.88

Finding the Fourth Proportional to 105,026.20, 144,930.37 and 59,697.88

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Solution

The fourth proportional to 105,026.20, 144,930.37 and 59,697.88 is: 82,379.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,026.20 : 144,930.37 = 59,697.88 : x
  2. Step 2: Convert to fraction form
    105,026.20/144,930.37 = 59,697.88/x
  3. Step 3: Cross multiply
    105,026.20x = 144,930.37 × 59,697.88
  4. Step 4: Simplify right side
    105,026.20x = 8,652,035,836.62
  5. Step 5: Solve for x
    x = 8,652,035,836.62/105,026.20
  6. Step 6: Final answer
    x = 82,379.79

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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.