Home / 163,231.02-225,042.26-106,543.98

Finding the Fourth Proportional to 163,231.02, 225,042.26 and 106,543.98

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Solution

The fourth proportional to 163,231.02, 225,042.26 and 106,543.98 is: 146,889.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,231.02 : 225,042.26 = 106,543.98 : x
  2. Step 2: Convert to fraction form
    163,231.02/225,042.26 = 106,543.98/x
  3. Step 3: Cross multiply
    163,231.02x = 225,042.26 × 106,543.98
  4. Step 4: Simplify right side
    163,231.02x = 23,976,898,048.59
  5. Step 5: Solve for x
    x = 23,976,898,048.59/163,231.02
  6. Step 6: Final answer
    x = 146,889.35

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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.