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Finding the Fourth Proportional to 114,466.44, 157,965.09 and 63,479.88

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Solution

The fourth proportional to 114,466.44, 157,965.09 and 63,479.88 is: 87,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,466.44 : 157,965.09 = 63,479.88 : x
  2. Step 2: Convert to fraction form
    114,466.44/157,965.09 = 63,479.88/x
  3. Step 3: Cross multiply
    114,466.44x = 157,965.09 × 63,479.88
  4. Step 4: Simplify right side
    114,466.44x = 10,027,604,957.39
  5. Step 5: Solve for x
    x = 10,027,604,957.39/114,466.44
  6. Step 6: Final answer
    x = 87,603.01

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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.