Home / 106,258.31-146,636.48-58,511.55

Finding the Fourth Proportional to 106,258.31, 146,636.48 and 58,511.55

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Solution

The fourth proportional to 106,258.31, 146,636.48 and 58,511.55 is: 80,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,258.31 : 146,636.48 = 58,511.55 : x
  2. Step 2: Convert to fraction form
    106,258.31/146,636.48 = 58,511.55/x
  3. Step 3: Cross multiply
    106,258.31x = 146,636.48 × 58,511.55
  4. Step 4: Simplify right side
    106,258.31x = 8,579,927,438.79
  5. Step 5: Solve for x
    x = 8,579,927,438.79/106,258.31
  6. Step 6: Final answer
    x = 80,745.94

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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.