Home / 164,573.02-227,109.45-89,121.52

Finding the Fourth Proportional to 164,573.02, 227,109.45 and 89,121.52

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Solution

The fourth proportional to 164,573.02, 227,109.45 and 89,121.52 is: 122,986.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,573.02 : 227,109.45 = 89,121.52 : x
  2. Step 2: Convert to fraction form
    164,573.02/227,109.45 = 89,121.52/x
  3. Step 3: Cross multiply
    164,573.02x = 227,109.45 × 89,121.52
  4. Step 4: Simplify right side
    164,573.02x = 20,240,339,390.36
  5. Step 5: Solve for x
    x = 20,240,339,390.36/164,573.02
  6. Step 6: Final answer
    x = 122,986.98

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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.