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Finding the Fourth Proportional to 68,043.66, 93,903.69 and 37,829.58

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Solution

The fourth proportional to 68,043.66, 93,903.69 and 37,829.58 is: 52,206.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,043.66 : 93,903.69 = 37,829.58 : x
  2. Step 2: Convert to fraction form
    68,043.66/93,903.69 = 37,829.58/x
  3. Step 3: Cross multiply
    68,043.66x = 93,903.69 × 37,829.58
  4. Step 4: Simplify right side
    68,043.66x = 3,552,337,153.15
  5. Step 5: Solve for x
    x = 3,552,337,153.15/68,043.66
  6. Step 6: Final answer
    x = 52,206.73

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1.5x scale

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.