Home / 268,359.48-370,344.96-147,505.05

Finding the Fourth Proportional to 268,359.48, 370,344.96 and 147,505.05

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Solution

The fourth proportional to 268,359.48, 370,344.96 and 147,505.05 is: 203,561.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,359.48 : 370,344.96 = 147,505.05 : x
  2. Step 2: Convert to fraction form
    268,359.48/370,344.96 = 147,505.05/x
  3. Step 3: Cross multiply
    268,359.48x = 370,344.96 × 147,505.05
  4. Step 4: Simplify right side
    268,359.48x = 54,627,751,842.05
  5. Step 5: Solve for x
    x = 54,627,751,842.05/268,359.48
  6. Step 6: Final answer
    x = 203,561.85

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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.