Home / 106,106.16-146,427.66-58,359.90

Finding the Fourth Proportional to 106,106.16, 146,427.66 and 58,359.90

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Solution

The fourth proportional to 106,106.16, 146,427.66 and 58,359.90 is: 80,537.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,106.16 : 146,427.66 = 58,359.90 : x
  2. Step 2: Convert to fraction form
    106,106.16/146,427.66 = 58,359.90/x
  3. Step 3: Cross multiply
    106,106.16x = 146,427.66 × 58,359.90
  4. Step 4: Simplify right side
    106,106.16x = 8,545,503,594.83
  5. Step 5: Solve for x
    x = 8,545,503,594.83/106,106.16
  6. Step 6: Final answer
    x = 80,537.30

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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.