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Finding the Fourth Proportional to 92,977.56, 139,525.74 and 33,807.60

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Solution

The fourth proportional to 92,977.56, 139,525.74 and 33,807.60 is: 50,733.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,977.56 : 139,525.74 = 33,807.60 : x
  2. Step 2: Convert to fraction form
    92,977.56/139,525.74 = 33,807.60/x
  3. Step 3: Cross multiply
    92,977.56x = 139,525.74 × 33,807.60
  4. Step 4: Simplify right side
    92,977.56x = 4,717,030,407.62
  5. Step 5: Solve for x
    x = 4,717,030,407.62/92,977.56
  6. Step 6: Final answer
    x = 50,733.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.