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Finding the Fourth Proportional to 116,668.40, 175,024.20 and 37,785.20

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Solution

The fourth proportional to 116,668.40, 175,024.20 and 37,785.20 is: 56,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,668.40 : 175,024.20 = 37,785.20 : x
  2. Step 2: Convert to fraction form
    116,668.40/175,024.20 = 37,785.20/x
  3. Step 3: Cross multiply
    116,668.40x = 175,024.20 × 37,785.20
  4. Step 4: Simplify right side
    116,668.40x = 6,613,324,401.84
  5. Step 5: Solve for x
    x = 6,613,324,401.84/116,668.40
  6. Step 6: Final answer
    x = 56,684.80

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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.