Home / 186,708.72-257,584.68-114,964.32

Finding the Fourth Proportional to 186,708.72, 257,584.68 and 114,964.32

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Solution

The fourth proportional to 186,708.72, 257,584.68 and 114,964.32 is: 158,605.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,708.72 : 257,584.68 = 114,964.32 : x
  2. Step 2: Convert to fraction form
    186,708.72/257,584.68 = 114,964.32/x
  3. Step 3: Cross multiply
    186,708.72x = 257,584.68 × 114,964.32
  4. Step 4: Simplify right side
    186,708.72x = 29,613,047,578.62
  5. Step 5: Solve for x
    x = 29,613,047,578.62/186,708.72
  6. Step 6: Final answer
    x = 158,605.59

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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.