Home / 131,983.04-197,932.88-43,216.12

Finding the Fourth Proportional to 131,983.04, 197,932.88 and 43,216.12

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Solution

The fourth proportional to 131,983.04, 197,932.88 and 43,216.12 is: 64,810.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,983.04 : 197,932.88 = 43,216.12 : x
  2. Step 2: Convert to fraction form
    131,983.04/197,932.88 = 43,216.12/x
  3. Step 3: Cross multiply
    131,983.04x = 197,932.88 × 43,216.12
  4. Step 4: Simplify right side
    131,983.04x = 8,553,891,094.03
  5. Step 5: Solve for x
    x = 8,553,891,094.03/131,983.04
  6. Step 6: Final answer
    x = 64,810.53

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1.5x scale

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.