Home / 89,613.24-123,653.70-59,351.64

Finding the Fourth Proportional to 89,613.24, 123,653.70 and 59,351.64

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Solution

The fourth proportional to 89,613.24, 123,653.70 and 59,351.64 is: 81,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,613.24 : 123,653.70 = 59,351.64 : x
  2. Step 2: Convert to fraction form
    89,613.24/123,653.70 = 59,351.64/x
  3. Step 3: Cross multiply
    89,613.24x = 123,653.70 × 59,351.64
  4. Step 4: Simplify right side
    89,613.24x = 7,339,049,887.07
  5. Step 5: Solve for x
    x = 7,339,049,887.07/89,613.24
  6. Step 6: Final answer
    x = 81,896.94

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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.