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Finding the Fourth Proportional to 25,929.99, 38,894.99 and 14,828.89

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Solution

The fourth proportional to 25,929.99, 38,894.99 and 14,828.89 is: 22,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,929.99 : 38,894.99 = 14,828.89 : x
  2. Step 2: Convert to fraction form
    25,929.99/38,894.99 = 14,828.89/x
  3. Step 3: Cross multiply
    25,929.99x = 38,894.99 × 14,828.89
  4. Step 4: Simplify right side
    25,929.99x = 576,769,429.81
  5. Step 5: Solve for x
    x = 576,769,429.81/25,929.99
  6. Step 6: Final answer
    x = 22,243.33

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Similar ratio
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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.