Home / 76,946.80-106,230.75-58,653.91

Finding the Fourth Proportional to 76,946.80, 106,230.75 and 58,653.91

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Solution

The fourth proportional to 76,946.80, 106,230.75 and 58,653.91 is: 80,976.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,946.80 : 106,230.75 = 58,653.91 : x
  2. Step 2: Convert to fraction form
    76,946.80/106,230.75 = 58,653.91/x
  3. Step 3: Cross multiply
    76,946.80x = 106,230.75 × 58,653.91
  4. Step 4: Simplify right side
    76,946.80x = 6,230,848,849.73
  5. Step 5: Solve for x
    x = 6,230,848,849.73/76,946.80
  6. Step 6: Final answer
    x = 80,976.06

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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.