Home / 150,032.80-207,044.88-82,965.28

Finding the Fourth Proportional to 150,032.80, 207,044.88 and 82,965.28

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Solution

The fourth proportional to 150,032.80, 207,044.88 and 82,965.28 is: 114,491.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,032.80 : 207,044.88 = 82,965.28 : x
  2. Step 2: Convert to fraction form
    150,032.80/207,044.88 = 82,965.28/x
  3. Step 3: Cross multiply
    150,032.80x = 207,044.88 × 82,965.28
  4. Step 4: Simplify right side
    150,032.80x = 17,177,536,441.77
  5. Step 5: Solve for x
    x = 17,177,536,441.77/150,032.80
  6. Step 6: Final answer
    x = 114,491.87

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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.