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Finding the Fourth Proportional to 67,811.67, 93,585.65 and 37,606.47

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Solution

The fourth proportional to 67,811.67, 93,585.65 and 37,606.47 is: 51,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,811.67 : 93,585.65 = 37,606.47 : x
  2. Step 2: Convert to fraction form
    67,811.67/93,585.65 = 37,606.47/x
  3. Step 3: Cross multiply
    67,811.67x = 93,585.65 × 37,606.47
  4. Step 4: Simplify right side
    67,811.67x = 3,519,425,751.12
  5. Step 5: Solve for x
    x = 3,519,425,751.12/67,811.67
  6. Step 6: Final answer
    x = 51,900.00

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Why These Related Problems?

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