Home / 214,600.85-296,056.72-129,668.75

Finding the Fourth Proportional to 214,600.85, 296,056.72 and 129,668.75

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Solution

The fourth proportional to 214,600.85, 296,056.72 and 129,668.75 is: 178,887.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,600.85 : 296,056.72 = 129,668.75 : x
  2. Step 2: Convert to fraction form
    214,600.85/296,056.72 = 129,668.75/x
  3. Step 3: Cross multiply
    214,600.85x = 296,056.72 × 129,668.75
  4. Step 4: Simplify right side
    214,600.85x = 38,389,304,811.50
  5. Step 5: Solve for x
    x = 38,389,304,811.50/214,600.85
  6. Step 6: Final answer
    x = 178,887.01

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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.