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Finding the Fourth Proportional to 68,332.36, 94,298 and 37,705.74

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Solution

The fourth proportional to 68,332.36, 94,298 and 37,705.74 is: 52,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,332.36 : 94,298 = 37,705.74 : x
  2. Step 2: Convert to fraction form
    68,332.36/94,298 = 37,705.74/x
  3. Step 3: Cross multiply
    68,332.36x = 94,298 × 37,705.74
  4. Step 4: Simplify right side
    68,332.36x = 3,555,575,870.52
  5. Step 5: Solve for x
    x = 3,555,575,870.52/68,332.36
  6. Step 6: Final answer
    x = 52,033.56

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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.