Home / 186,010.33-256,599.62-121,517.32

Finding the Fourth Proportional to 186,010.33, 256,599.62 and 121,517.32

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Solution

The fourth proportional to 186,010.33, 256,599.62 and 121,517.32 is: 167,632.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,010.33 : 256,599.62 = 121,517.32 : x
  2. Step 2: Convert to fraction form
    186,010.33/256,599.62 = 121,517.32/x
  3. Step 3: Cross multiply
    186,010.33x = 256,599.62 × 121,517.32
  4. Step 4: Simplify right side
    186,010.33x = 31,181,297,527.83
  5. Step 5: Solve for x
    x = 31,181,297,527.83/186,010.33
  6. Step 6: Final answer
    x = 167,632.07

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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.