Home / 186,450.48-257,387.58-109,944.36

Finding the Fourth Proportional to 186,450.48, 257,387.58 and 109,944.36

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Solution

The fourth proportional to 186,450.48, 257,387.58 and 109,944.36 is: 151,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,450.48 : 257,387.58 = 109,944.36 : x
  2. Step 2: Convert to fraction form
    186,450.48/257,387.58 = 109,944.36/x
  3. Step 3: Cross multiply
    186,450.48x = 257,387.58 × 109,944.36
  4. Step 4: Simplify right side
    186,450.48x = 28,298,312,755.05
  5. Step 5: Solve for x
    x = 28,298,312,755.05/186,450.48
  6. Step 6: Final answer
    x = 151,773.88

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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.