Home / 146,364.30-201,980.10-82,700.73

Finding the Fourth Proportional to 146,364.30, 201,980.10 and 82,700.73

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Solution

The fourth proportional to 146,364.30, 201,980.10 and 82,700.73 is: 114,125.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,364.30 : 201,980.10 = 82,700.73 : x
  2. Step 2: Convert to fraction form
    146,364.30/201,980.10 = 82,700.73/x
  3. Step 3: Cross multiply
    146,364.30x = 201,980.10 × 82,700.73
  4. Step 4: Simplify right side
    146,364.30x = 16,703,901,715.47
  5. Step 5: Solve for x
    x = 16,703,901,715.47/146,364.30
  6. Step 6: Final answer
    x = 114,125.52

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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.