Home / 150,264.79-207,370.10-82,288.21

Finding the Fourth Proportional to 150,264.79, 207,370.10 and 82,288.21

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Solution

The fourth proportional to 150,264.79, 207,370.10 and 82,288.21 is: 113,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,264.79 : 207,370.10 = 82,288.21 : x
  2. Step 2: Convert to fraction form
    150,264.79/207,370.10 = 82,288.21/x
  3. Step 3: Cross multiply
    150,264.79x = 207,370.10 × 82,288.21
  4. Step 4: Simplify right side
    150,264.79x = 17,064,114,336.52
  5. Step 5: Solve for x
    x = 17,064,114,336.52/150,264.79
  6. Step 6: Final answer
    x = 113,560.30

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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.