Home / 106,455.20-146,907.20-58,710.56

Finding the Fourth Proportional to 106,455.20, 146,907.20 and 58,710.56

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Solution

The fourth proportional to 106,455.20, 146,907.20 and 58,710.56 is: 81,020.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,455.20 : 146,907.20 = 58,710.56 : x
  2. Step 2: Convert to fraction form
    106,455.20/146,907.20 = 58,710.56/x
  3. Step 3: Cross multiply
    106,455.20x = 146,907.20 × 58,710.56
  4. Step 4: Simplify right side
    106,455.20x = 8,625,003,980.03
  5. Step 5: Solve for x
    x = 8,625,003,980.03/106,455.20
  6. Step 6: Final answer
    x = 81,020.03

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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.