Home / 39,842.60-59,763.94-10,260.50

Finding the Fourth Proportional to 39,842.60, 59,763.94 and 10,260.50

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Solution

The fourth proportional to 39,842.60, 59,763.94 and 10,260.50 is: 15,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,842.60 : 59,763.94 = 10,260.50 : x
  2. Step 2: Convert to fraction form
    39,842.60/59,763.94 = 10,260.50/x
  3. Step 3: Cross multiply
    39,842.60x = 59,763.94 × 10,260.50
  4. Step 4: Simplify right side
    39,842.60x = 613,207,906.37
  5. Step 5: Solve for x
    x = 613,207,906.37/39,842.60
  6. Step 6: Final answer
    x = 15,390.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.