Home / 239,518.48-330,528.99-132,086.56

Finding the Fourth Proportional to 239,518.48, 330,528.99 and 132,086.56

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Solution

The fourth proportional to 239,518.48, 330,528.99 and 132,086.56 is: 182,275.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,518.48 : 330,528.99 = 132,086.56 : x
  2. Step 2: Convert to fraction form
    239,518.48/330,528.99 = 132,086.56/x
  3. Step 3: Cross multiply
    239,518.48x = 330,528.99 × 132,086.56
  4. Step 4: Simplify right side
    239,518.48x = 43,658,437,269.37
  5. Step 5: Solve for x
    x = 43,658,437,269.37/239,518.48
  6. Step 6: Final answer
    x = 182,275.86

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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.