Home / 147,794.46-203,962.02-83,289.36

Finding the Fourth Proportional to 147,794.46, 203,962.02 and 83,289.36

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Solution

The fourth proportional to 147,794.46, 203,962.02 and 83,289.36 is: 114,942.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,794.46 : 203,962.02 = 83,289.36 : x
  2. Step 2: Convert to fraction form
    147,794.46/203,962.02 = 83,289.36/x
  3. Step 3: Cross multiply
    147,794.46x = 203,962.02 × 83,289.36
  4. Step 4: Simplify right side
    147,794.46x = 16,987,866,562.63
  5. Step 5: Solve for x
    x = 16,987,866,562.63/147,794.46
  6. Step 6: Final answer
    x = 114,942.52

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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.