Home / 265,440.11-398,219.22-96,960.11

Finding the Fourth Proportional to 265,440.11, 398,219.22 and 96,960.11

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Solution

The fourth proportional to 265,440.11, 398,219.22 and 96,960.11 is: 145,461.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,440.11 : 398,219.22 = 96,960.11 : x
  2. Step 2: Convert to fraction form
    265,440.11/398,219.22 = 96,960.11/x
  3. Step 3: Cross multiply
    265,440.11x = 398,219.22 × 96,960.11
  4. Step 4: Simplify right side
    265,440.11x = 38,611,377,384.22
  5. Step 5: Solve for x
    x = 38,611,377,384.22/265,440.11
  6. Step 6: Final answer
    x = 145,461.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.