Home / 86,232.16-129,348.24-27,073.04

Finding the Fourth Proportional to 86,232.16, 129,348.24 and 27,073.04

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Solution

The fourth proportional to 86,232.16, 129,348.24 and 27,073.04 is: 40,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,232.16 : 129,348.24 = 27,073.04 : x
  2. Step 2: Convert to fraction form
    86,232.16/129,348.24 = 27,073.04/x
  3. Step 3: Cross multiply
    86,232.16x = 129,348.24 × 27,073.04
  4. Step 4: Simplify right side
    86,232.16x = 3,501,850,075.45
  5. Step 5: Solve for x
    x = 3,501,850,075.45/86,232.16
  6. Step 6: Final answer
    x = 40,609.56

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Double scale
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Similar ratio
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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.