Home / 86,755.84-130,171.02-27,596.32

Finding the Fourth Proportional to 86,755.84, 130,171.02 and 27,596.32

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Solution

The fourth proportional to 86,755.84, 130,171.02 and 27,596.32 is: 41,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,755.84 : 130,171.02 = 27,596.32 : x
  2. Step 2: Convert to fraction form
    86,755.84/130,171.02 = 27,596.32/x
  3. Step 3: Cross multiply
    86,755.84x = 130,171.02 × 27,596.32
  4. Step 4: Simplify right side
    86,755.84x = 3,592,241,122.65
  5. Step 5: Solve for x
    x = 3,592,241,122.65/86,755.84
  6. Step 6: Final answer
    x = 41,406.33

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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.