Home / 102,844.08-141,882.96-67,021.04

Finding the Fourth Proportional to 102,844.08, 141,882.96 and 67,021.04

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Solution

The fourth proportional to 102,844.08, 141,882.96 and 67,021.04 is: 92,461.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,844.08 : 141,882.96 = 67,021.04 : x
  2. Step 2: Convert to fraction form
    102,844.08/141,882.96 = 67,021.04/x
  3. Step 3: Cross multiply
    102,844.08x = 141,882.96 × 67,021.04
  4. Step 4: Simplify right side
    102,844.08x = 9,509,143,537.48
  5. Step 5: Solve for x
    x = 9,509,143,537.48/102,844.08
  6. Step 6: Final answer
    x = 92,461.75

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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.