Home / 122,828.06-183,946.83-70,077.62

Finding the Fourth Proportional to 122,828.06, 183,946.83 and 70,077.62

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Solution

The fourth proportional to 122,828.06, 183,946.83 and 70,077.62 is: 104,947.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,828.06 : 183,946.83 = 70,077.62 : x
  2. Step 2: Convert to fraction form
    122,828.06/183,946.83 = 70,077.62/x
  3. Step 3: Cross multiply
    122,828.06x = 183,946.83 × 70,077.62
  4. Step 4: Simplify right side
    122,828.06x = 12,890,555,133.21
  5. Step 5: Solve for x
    x = 12,890,555,133.21/122,828.06
  6. Step 6: Final answer
    x = 104,947.97

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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.