Home / 106,059.78-146,365.29-58,314.33

Finding the Fourth Proportional to 106,059.78, 146,365.29 and 58,314.33

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Solution

The fourth proportional to 106,059.78, 146,365.29 and 58,314.33 is: 80,475.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,059.78 : 146,365.29 = 58,314.33 : x
  2. Step 2: Convert to fraction form
    106,059.78/146,365.29 = 58,314.33/x
  3. Step 3: Cross multiply
    106,059.78x = 146,365.29 × 58,314.33
  4. Step 4: Simplify right side
    106,059.78x = 8,535,193,821.61
  5. Step 5: Solve for x
    x = 8,535,193,821.61/106,059.78
  6. Step 6: Final answer
    x = 80,475.31

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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.