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Finding the Fourth Proportional to 67,740.39, 93,480.50 and 37,525.61

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Solution

The fourth proportional to 67,740.39, 93,480.50 and 37,525.61 is: 51,784.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,740.39 : 93,480.50 = 37,525.61 : x
  2. Step 2: Convert to fraction form
    67,740.39/93,480.50 = 37,525.61/x
  3. Step 3: Cross multiply
    67,740.39x = 93,480.50 × 37,525.61
  4. Step 4: Simplify right side
    67,740.39x = 3,507,913,113.12
  5. Step 5: Solve for x
    x = 3,507,913,113.12/67,740.39
  6. Step 6: Final answer
    x = 51,784.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.