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Finding the Fourth Proportional to 110,950.52, 153,094.02 and 63,204.80

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Solution

The fourth proportional to 110,950.52, 153,094.02 and 63,204.80 is: 87,212.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,950.52 : 153,094.02 = 63,204.80 : x
  2. Step 2: Convert to fraction form
    110,950.52/153,094.02 = 63,204.80/x
  3. Step 3: Cross multiply
    110,950.52x = 153,094.02 × 63,204.80
  4. Step 4: Simplify right side
    110,950.52x = 9,676,276,915.30
  5. Step 5: Solve for x
    x = 9,676,276,915.30/110,950.52
  6. Step 6: Final answer
    x = 87,212.54

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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.