Home / 68,160.10-94,043.87-40,940.76

Finding the Fourth Proportional to 68,160.10, 94,043.87 and 40,940.76

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Solution

The fourth proportional to 68,160.10, 94,043.87 and 40,940.76 is: 56,488.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,160.10 : 94,043.87 = 40,940.76 : x
  2. Step 2: Convert to fraction form
    68,160.10/94,043.87 = 40,940.76/x
  3. Step 3: Cross multiply
    68,160.10x = 94,043.87 × 40,940.76
  4. Step 4: Simplify right side
    68,160.10x = 3,850,227,511.14
  5. Step 5: Solve for x
    x = 3,850,227,511.14/68,160.10
  6. Step 6: Final answer
    x = 56,488.00

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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.