Home / 186,004.20-256,686.82-109,526.60

Finding the Fourth Proportional to 186,004.20, 256,686.82 and 109,526.60

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Solution

The fourth proportional to 186,004.20, 256,686.82 and 109,526.60 is: 151,147.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,004.20 : 256,686.82 = 109,526.60 : x
  2. Step 2: Convert to fraction form
    186,004.20/256,686.82 = 109,526.60/x
  3. Step 3: Cross multiply
    186,004.20x = 256,686.82 × 109,526.60
  4. Step 4: Simplify right side
    186,004.20x = 28,114,034,659.41
  5. Step 5: Solve for x
    x = 28,114,034,659.41/186,004.20
  6. Step 6: Final answer
    x = 151,147.31

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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.