Home / 106,130.52-146,455.50-58,380.84

Finding the Fourth Proportional to 106,130.52, 146,455.50 and 58,380.84

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Solution

The fourth proportional to 106,130.52, 146,455.50 and 58,380.84 is: 80,563.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,130.52 : 146,455.50 = 58,380.84 : x
  2. Step 2: Convert to fraction form
    106,130.52/146,455.50 = 58,380.84/x
  3. Step 3: Cross multiply
    106,130.52x = 146,455.50 × 58,380.84
  4. Step 4: Simplify right side
    106,130.52x = 8,550,195,112.62
  5. Step 5: Solve for x
    x = 8,550,195,112.62/106,130.52
  6. Step 6: Final answer
    x = 80,563.02

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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.