Home / 86,772.36-130,159.62-27,607.80

Finding the Fourth Proportional to 86,772.36, 130,159.62 and 27,607.80

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Solution

The fourth proportional to 86,772.36, 130,159.62 and 27,607.80 is: 41,412.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,772.36 : 130,159.62 = 27,607.80 : x
  2. Step 2: Convert to fraction form
    86,772.36/130,159.62 = 27,607.80/x
  3. Step 3: Cross multiply
    86,772.36x = 130,159.62 × 27,607.80
  4. Step 4: Simplify right side
    86,772.36x = 3,593,420,757.04
  5. Step 5: Solve for x
    x = 3,593,420,757.04/86,772.36
  6. Step 6: Final answer
    x = 41,412.04

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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.