Home / 146,698.92-220,194.18-67,830.84

Finding the Fourth Proportional to 146,698.92, 220,194.18 and 67,830.84

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Solution

The fourth proportional to 146,698.92, 220,194.18 and 67,830.84 is: 101,813.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,698.92 : 220,194.18 = 67,830.84 : x
  2. Step 2: Convert to fraction form
    146,698.92/220,194.18 = 67,830.84/x
  3. Step 3: Cross multiply
    146,698.92x = 220,194.18 × 67,830.84
  4. Step 4: Simplify right side
    146,698.92x = 14,935,956,192.51
  5. Step 5: Solve for x
    x = 14,935,956,192.51/146,698.92
  6. Step 6: Final answer
    x = 101,813.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.