Home / 239,437.11-330,425.55-132,011.40

Finding the Fourth Proportional to 239,437.11, 330,425.55 and 132,011.40

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Solution

The fourth proportional to 239,437.11, 330,425.55 and 132,011.40 is: 182,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,437.11 : 330,425.55 = 132,011.40 : x
  2. Step 2: Convert to fraction form
    239,437.11/330,425.55 = 132,011.40/x
  3. Step 3: Cross multiply
    239,437.11x = 330,425.55 × 132,011.40
  4. Step 4: Simplify right side
    239,437.11x = 43,619,939,451.27
  5. Step 5: Solve for x
    x = 43,619,939,451.27/239,437.11
  6. Step 6: Final answer
    x = 182,177.02

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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.