Home / 150,410.85-207,512.06-89,983.23

Finding the Fourth Proportional to 150,410.85, 207,512.06 and 89,983.23

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Solution

The fourth proportional to 150,410.85, 207,512.06 and 89,983.23 is: 124,144.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,410.85 : 207,512.06 = 89,983.23 : x
  2. Step 2: Convert to fraction form
    150,410.85/207,512.06 = 89,983.23/x
  3. Step 3: Cross multiply
    150,410.85x = 207,512.06 × 89,983.23
  4. Step 4: Simplify right side
    150,410.85x = 18,672,604,972.84
  5. Step 5: Solve for x
    x = 18,672,604,972.84/150,410.85
  6. Step 6: Final answer
    x = 124,144.00

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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.