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Finding the Fourth Proportional to 16,894.65, 25,334.71 and 5,802.45

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Solution

The fourth proportional to 16,894.65, 25,334.71 and 5,802.45 is: 8,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.65 : 25,334.71 = 5,802.45 : x
  2. Step 2: Convert to fraction form
    16,894.65/25,334.71 = 5,802.45/x
  3. Step 3: Cross multiply
    16,894.65x = 25,334.71 × 5,802.45
  4. Step 4: Simplify right side
    16,894.65x = 147,003,388.04
  5. Step 5: Solve for x
    x = 147,003,388.04/16,894.65
  6. Step 6: Final answer
    x = 8,701.18

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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.