Home / 62,876.07-86,813.42-41,699.43

Finding the Fourth Proportional to 62,876.07, 86,813.42 and 41,699.43

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Solution

The fourth proportional to 62,876.07, 86,813.42 and 41,699.43 is: 57,574.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,876.07 : 86,813.42 = 41,699.43 : x
  2. Step 2: Convert to fraction form
    62,876.07/86,813.42 = 41,699.43/x
  3. Step 3: Cross multiply
    62,876.07x = 86,813.42 × 41,699.43
  4. Step 4: Simplify right side
    62,876.07x = 3,620,069,921.85
  5. Step 5: Solve for x
    x = 3,620,069,921.85/62,876.07
  6. Step 6: Final answer
    x = 57,574.68

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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.