Home / 239,753.21-330,857.80-132,323.24

Finding the Fourth Proportional to 239,753.21, 330,857.80 and 132,323.24

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Solution

The fourth proportional to 239,753.21, 330,857.80 and 132,323.24 is: 182,605.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,753.21 : 330,857.80 = 132,323.24 : x
  2. Step 2: Convert to fraction form
    239,753.21/330,857.80 = 132,323.24/x
  3. Step 3: Cross multiply
    239,753.21x = 330,857.80 × 132,323.24
  4. Step 4: Simplify right side
    239,753.21x = 43,780,176,075.27
  5. Step 5: Solve for x
    x = 43,780,176,075.27/239,753.21
  6. Step 6: Final answer
    x = 182,605.17

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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.