Home / 86,184.09-118,936.89-52,198.92

Finding the Fourth Proportional to 86,184.09, 118,936.89 and 52,198.92

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Solution

The fourth proportional to 86,184.09, 118,936.89 and 52,198.92 is: 72,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,184.09 : 118,936.89 = 52,198.92 : x
  2. Step 2: Convert to fraction form
    86,184.09/118,936.89 = 52,198.92/x
  3. Step 3: Cross multiply
    86,184.09x = 118,936.89 × 52,198.92
  4. Step 4: Simplify right side
    86,184.09x = 6,208,377,206.16
  5. Step 5: Solve for x
    x = 6,208,377,206.16/86,184.09
  6. Step 6: Final answer
    x = 72,036.23

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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.