Home / 86,662.14-130,012.66-27,499.74

Finding the Fourth Proportional to 86,662.14, 130,012.66 and 27,499.74

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Solution

The fourth proportional to 86,662.14, 130,012.66 and 27,499.74 is: 41,255.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,662.14 : 130,012.66 = 27,499.74 : x
  2. Step 2: Convert to fraction form
    86,662.14/130,012.66 = 27,499.74/x
  3. Step 3: Cross multiply
    86,662.14x = 130,012.66 × 27,499.74
  4. Step 4: Simplify right side
    86,662.14x = 3,575,314,346.71
  5. Step 5: Solve for x
    x = 3,575,314,346.71/86,662.14
  6. Step 6: Final answer
    x = 41,255.78

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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.