Home / 86,706.27-119,511.51-58,015.68

Finding the Fourth Proportional to 86,706.27, 119,511.51 and 58,015.68

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Solution

The fourth proportional to 86,706.27, 119,511.51 and 58,015.68 is: 79,965.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,706.27 : 119,511.51 = 58,015.68 : x
  2. Step 2: Convert to fraction form
    86,706.27/119,511.51 = 58,015.68/x
  3. Step 3: Cross multiply
    86,706.27x = 119,511.51 × 58,015.68
  4. Step 4: Simplify right side
    86,706.27x = 6,933,541,520.48
  5. Step 5: Solve for x
    x = 6,933,541,520.48/86,706.27
  6. Step 6: Final answer
    x = 79,965.86

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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.