Home / 186,077.57-256,860.02-131,912.83

Finding the Fourth Proportional to 186,077.57, 256,860.02 and 131,912.83

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Solution

The fourth proportional to 186,077.57, 256,860.02 and 131,912.83 is: 182,091.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,077.57 : 256,860.02 = 131,912.83 : x
  2. Step 2: Convert to fraction form
    186,077.57/256,860.02 = 131,912.83/x
  3. Step 3: Cross multiply
    186,077.57x = 256,860.02 × 131,912.83
  4. Step 4: Simplify right side
    186,077.57x = 33,883,130,208.19
  5. Step 5: Solve for x
    x = 33,883,130,208.19/186,077.57
  6. Step 6: Final answer
    x = 182,091.43

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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.