Home / 114,320.98-171,423.76-66,951.17

Finding the Fourth Proportional to 114,320.98, 171,423.76 and 66,951.17

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Solution

The fourth proportional to 114,320.98, 171,423.76 and 66,951.17 is: 100,392.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,320.98 : 171,423.76 = 66,951.17 : x
  2. Step 2: Convert to fraction form
    114,320.98/171,423.76 = 66,951.17/x
  3. Step 3: Cross multiply
    114,320.98x = 171,423.76 × 66,951.17
  4. Step 4: Simplify right side
    114,320.98x = 11,477,021,297.80
  5. Step 5: Solve for x
    x = 11,477,021,297.80/114,320.98
  6. Step 6: Final answer
    x = 100,392.96

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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.