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Finding the Fourth Proportional to 67,606.84, 93,296.64 and 37,389.79

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Solution

The fourth proportional to 67,606.84, 93,296.64 and 37,389.79 is: 51,597.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,606.84 : 93,296.64 = 37,389.79 : x
  2. Step 2: Convert to fraction form
    67,606.84/93,296.64 = 37,389.79/x
  3. Step 3: Cross multiply
    67,606.84x = 93,296.64 × 37,389.79
  4. Step 4: Simplify right side
    67,606.84x = 3,488,341,777.31
  5. Step 5: Solve for x
    x = 3,488,341,777.31/67,606.84
  6. Step 6: Final answer
    x = 51,597.47

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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.