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Finding the Fourth Proportional to 53,915.65, 80,873.49 and 16,473.70

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Solution

The fourth proportional to 53,915.65, 80,873.49 and 16,473.70 is: 24,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,915.65 : 80,873.49 = 16,473.70 : x
  2. Step 2: Convert to fraction form
    53,915.65/80,873.49 = 16,473.70/x
  3. Step 3: Cross multiply
    53,915.65x = 80,873.49 × 16,473.70
  4. Step 4: Simplify right side
    53,915.65x = 1,332,285,612.21
  5. Step 5: Solve for x
    x = 1,332,285,612.21/53,915.65
  6. Step 6: Final answer
    x = 24,710.55

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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.