Home / 106,613.94-147,126.21-58,866.27

Finding the Fourth Proportional to 106,613.94, 147,126.21 and 58,866.27

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Solution

The fourth proportional to 106,613.94, 147,126.21 and 58,866.27 is: 81,234.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,613.94 : 147,126.21 = 58,866.27 : x
  2. Step 2: Convert to fraction form
    106,613.94/147,126.21 = 58,866.27/x
  3. Step 3: Cross multiply
    106,613.94x = 147,126.21 × 58,866.27
  4. Step 4: Simplify right side
    106,613.94x = 8,660,771,201.94
  5. Step 5: Solve for x
    x = 8,660,771,201.94/106,613.94
  6. Step 6: Final answer
    x = 81,234.89

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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.