Home / 106,030.64-146,321.43-58,283.48

Finding the Fourth Proportional to 106,030.64, 146,321.43 and 58,283.48

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Solution

The fourth proportional to 106,030.64, 146,321.43 and 58,283.48 is: 80,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,030.64 : 146,321.43 = 58,283.48 : x
  2. Step 2: Convert to fraction form
    106,030.64/146,321.43 = 58,283.48/x
  3. Step 3: Cross multiply
    106,030.64x = 146,321.43 × 58,283.48
  4. Step 4: Simplify right side
    106,030.64x = 8,528,122,286.22
  5. Step 5: Solve for x
    x = 8,528,122,286.22/106,030.64
  6. Step 6: Final answer
    x = 80,430.73

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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.