Home / 86,813.27-130,244.56-27,653.50

Finding the Fourth Proportional to 86,813.27, 130,244.56 and 27,653.50

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Solution

The fourth proportional to 86,813.27, 130,244.56 and 27,653.50 is: 41,488.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,813.27 : 130,244.56 = 27,653.50 : x
  2. Step 2: Convert to fraction form
    86,813.27/130,244.56 = 27,653.50/x
  3. Step 3: Cross multiply
    86,813.27x = 130,244.56 × 27,653.50
  4. Step 4: Simplify right side
    86,813.27x = 3,601,718,033.63
  5. Step 5: Solve for x
    x = 3,601,718,033.63/86,813.27
  6. Step 6: Final answer
    x = 41,488.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.