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Finding the Fourth Proportional to 14,582.92, 20,125.92 and 8,295.16

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Solution

The fourth proportional to 14,582.92, 20,125.92 and 8,295.16 is: 11,448.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.92 : 20,125.92 = 8,295.16 : x
  2. Step 2: Convert to fraction form
    14,582.92/20,125.92 = 8,295.16/x
  3. Step 3: Cross multiply
    14,582.92x = 20,125.92 × 8,295.16
  4. Step 4: Simplify right side
    14,582.92x = 166,947,726.55
  5. Step 5: Solve for x
    x = 166,947,726.55/14,582.92
  6. Step 6: Final answer
    x = 11,448.17

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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.