Home / 150,362.80-207,500.54-82,384.02

Finding the Fourth Proportional to 150,362.80, 207,500.54 and 82,384.02

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Solution

The fourth proportional to 150,362.80, 207,500.54 and 82,384.02 is: 113,689.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,362.80 : 207,500.54 = 82,384.02 : x
  2. Step 2: Convert to fraction form
    150,362.80/207,500.54 = 82,384.02/x
  3. Step 3: Cross multiply
    150,362.80x = 207,500.54 × 82,384.02
  4. Step 4: Simplify right side
    150,362.80x = 17,094,728,225.45
  5. Step 5: Solve for x
    x = 17,094,728,225.45/150,362.80
  6. Step 6: Final answer
    x = 113,689.88

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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.