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Finding the Fourth Proportional to 123,421.93, 185,094.62 and 44,525.91

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Solution

The fourth proportional to 123,421.93, 185,094.62 and 44,525.91 is: 66,775.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,421.93 : 185,094.62 = 44,525.91 : x
  2. Step 2: Convert to fraction form
    123,421.93/185,094.62 = 44,525.91/x
  3. Step 3: Cross multiply
    123,421.93x = 185,094.62 × 44,525.91
  4. Step 4: Simplify right side
    123,421.93x = 8,241,506,391.60
  5. Step 5: Solve for x
    x = 8,241,506,391.60/123,421.93
  6. Step 6: Final answer
    x = 66,775.06

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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.