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Finding the Fourth Proportional to 74,041.83, 110,804.36 and 60,558.98

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Solution

The fourth proportional to 74,041.83, 110,804.36 and 60,558.98 is: 90,627.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,041.83 : 110,804.36 = 60,558.98 : x
  2. Step 2: Convert to fraction form
    74,041.83/110,804.36 = 60,558.98/x
  3. Step 3: Cross multiply
    74,041.83x = 110,804.36 × 60,558.98
  4. Step 4: Simplify right side
    74,041.83x = 6,710,198,164.34
  5. Step 5: Solve for x
    x = 6,710,198,164.34/74,041.83
  6. Step 6: Final answer
    x = 90,627.12

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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.