Home / 237,976.58-356,966.10-80,206.40

Finding the Fourth Proportional to 237,976.58, 356,966.10 and 80,206.40

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Solution

The fourth proportional to 237,976.58, 356,966.10 and 80,206.40 is: 120,310.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,976.58 : 356,966.10 = 80,206.40 : x
  2. Step 2: Convert to fraction form
    237,976.58/356,966.10 = 80,206.40/x
  3. Step 3: Cross multiply
    237,976.58x = 356,966.10 × 80,206.40
  4. Step 4: Simplify right side
    237,976.58x = 28,630,964,018.21
  5. Step 5: Solve for x
    x = 28,630,964,018.21/237,976.58
  6. Step 6: Final answer
    x = 120,310.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.