Home / 106,285.50-146,680.64-58,538.83

Finding the Fourth Proportional to 106,285.50, 146,680.64 and 58,538.83

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Solution

The fourth proportional to 106,285.50, 146,680.64 and 58,538.83 is: 80,787.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,285.50 : 146,680.64 = 58,538.83 : x
  2. Step 2: Convert to fraction form
    106,285.50/146,680.64 = 58,538.83/x
  3. Step 3: Cross multiply
    106,285.50x = 146,680.64 × 58,538.83
  4. Step 4: Simplify right side
    106,285.50x = 8,586,513,049.25
  5. Step 5: Solve for x
    x = 8,586,513,049.25/106,285.50
  6. Step 6: Final answer
    x = 80,787.25

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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.