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Finding the Fourth Proportional to 123,803.79, 185,779.46 and 44,924.16

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Solution

The fourth proportional to 123,803.79, 185,779.46 and 44,924.16 is: 67,413.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,803.79 : 185,779.46 = 44,924.16 : x
  2. Step 2: Convert to fraction form
    123,803.79/185,779.46 = 44,924.16/x
  3. Step 3: Cross multiply
    123,803.79x = 185,779.46 × 44,924.16
  4. Step 4: Simplify right side
    123,803.79x = 8,345,986,185.75
  5. Step 5: Solve for x
    x = 8,345,986,185.75/123,803.79
  6. Step 6: Final answer
    x = 67,413.01

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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.