Home / 78,939.63-108,936.63-44,946.36

Finding the Fourth Proportional to 78,939.63, 108,936.63 and 44,946.36

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Solution

The fourth proportional to 78,939.63, 108,936.63 and 44,946.36 is: 62,025.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,939.63 : 108,936.63 = 44,946.36 : x
  2. Step 2: Convert to fraction form
    78,939.63/108,936.63 = 44,946.36/x
  3. Step 3: Cross multiply
    78,939.63x = 108,936.63 × 44,946.36
  4. Step 4: Simplify right side
    78,939.63x = 4,896,304,989.17
  5. Step 5: Solve for x
    x = 4,896,304,989.17/78,939.63
  6. Step 6: Final answer
    x = 62,025.94

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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.