Home / 94,198.72-129,986.70-53,903.24

Finding the Fourth Proportional to 94,198.72, 129,986.70 and 53,903.24

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Solution

The fourth proportional to 94,198.72, 129,986.70 and 53,903.24 is: 74,382.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,198.72 : 129,986.70 = 53,903.24 : x
  2. Step 2: Convert to fraction form
    94,198.72/129,986.70 = 53,903.24/x
  3. Step 3: Cross multiply
    94,198.72x = 129,986.70 × 53,903.24
  4. Step 4: Simplify right side
    94,198.72x = 7,006,704,286.91
  5. Step 5: Solve for x
    x = 7,006,704,286.91/94,198.72
  6. Step 6: Final answer
    x = 74,382.16

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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.