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Finding the Fourth Proportional to 110,807.94, 152,932.56 and 63,076.68

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Solution

The fourth proportional to 110,807.94, 152,932.56 and 63,076.68 is: 87,055.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,807.94 : 152,932.56 = 63,076.68 : x
  2. Step 2: Convert to fraction form
    110,807.94/152,932.56 = 63,076.68/x
  3. Step 3: Cross multiply
    110,807.94x = 152,932.56 × 63,076.68
  4. Step 4: Simplify right side
    110,807.94x = 9,646,478,148.70
  5. Step 5: Solve for x
    x = 9,646,478,148.70/110,807.94
  6. Step 6: Final answer
    x = 87,055.84

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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.