Home / 144,184.50-198,960.93-83,753.49

Finding the Fourth Proportional to 144,184.50, 198,960.93 and 83,753.49

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Solution

The fourth proportional to 144,184.50, 198,960.93 and 83,753.49 is: 115,571.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,184.50 : 198,960.93 = 83,753.49 : x
  2. Step 2: Convert to fraction form
    144,184.50/198,960.93 = 83,753.49/x
  3. Step 3: Cross multiply
    144,184.50x = 198,960.93 × 83,753.49
  4. Step 4: Simplify right side
    144,184.50x = 16,663,672,261.15
  5. Step 5: Solve for x
    x = 16,663,672,261.15/144,184.50
  6. Step 6: Final answer
    x = 115,571.87

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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.