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Finding the Fourth Proportional to 93,610.91, 129,182.49 and 51,169.74

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Solution

The fourth proportional to 93,610.91, 129,182.49 and 51,169.74 is: 70,613.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,610.91 : 129,182.49 = 51,169.74 : x
  2. Step 2: Convert to fraction form
    93,610.91/129,182.49 = 51,169.74/x
  3. Step 3: Cross multiply
    93,610.91x = 129,182.49 × 51,169.74
  4. Step 4: Simplify right side
    93,610.91x = 6,610,234,425.85
  5. Step 5: Solve for x
    x = 6,610,234,425.85/93,610.91
  6. Step 6: Final answer
    x = 70,613.94

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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.