Home / 39,100.70-58,651.14-9,518.48

Finding the Fourth Proportional to 39,100.70, 58,651.14 and 9,518.48

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Solution

The fourth proportional to 39,100.70, 58,651.14 and 9,518.48 is: 14,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,100.70 : 58,651.14 = 9,518.48 : x
  2. Step 2: Convert to fraction form
    39,100.70/58,651.14 = 9,518.48/x
  3. Step 3: Cross multiply
    39,100.70x = 58,651.14 × 9,518.48
  4. Step 4: Simplify right side
    39,100.70x = 558,269,703.07
  5. Step 5: Solve for x
    x = 558,269,703.07/39,100.70
  6. Step 6: Final answer
    x = 14,277.74

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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.