Home / 117,672.04-162,388.38-63,957.07

Finding the Fourth Proportional to 117,672.04, 162,388.38 and 63,957.07

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Solution

The fourth proportional to 117,672.04, 162,388.38 and 63,957.07 is: 88,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,672.04 : 162,388.38 = 63,957.07 : x
  2. Step 2: Convert to fraction form
    117,672.04/162,388.38 = 63,957.07/x
  3. Step 3: Cross multiply
    117,672.04x = 162,388.38 × 63,957.07
  4. Step 4: Simplify right side
    117,672.04x = 10,385,884,986.85
  5. Step 5: Solve for x
    x = 10,385,884,986.85/117,672.04
  6. Step 6: Final answer
    x = 88,261.28

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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.