Home / 114,664.30-158,246.67-63,686.86

Finding the Fourth Proportional to 114,664.30, 158,246.67 and 63,686.86

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Solution

The fourth proportional to 114,664.30, 158,246.67 and 63,686.86 is: 87,893.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,664.30 : 158,246.67 = 63,686.86 : x
  2. Step 2: Convert to fraction form
    114,664.30/158,246.67 = 63,686.86/x
  3. Step 3: Cross multiply
    114,664.30x = 158,246.67 × 63,686.86
  4. Step 4: Simplify right side
    114,664.30x = 10,078,233,517.76
  5. Step 5: Solve for x
    x = 10,078,233,517.76/114,664.30
  6. Step 6: Final answer
    x = 87,893.39

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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.