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Finding the Fourth Proportional to 14,880.04, 22,320.06 and 7,968.04

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Solution

The fourth proportional to 14,880.04, 22,320.06 and 7,968.04 is: 11,952.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.04 : 22,320.06 = 7,968.04 : x
  2. Step 2: Convert to fraction form
    14,880.04/22,320.06 = 7,968.04/x
  3. Step 3: Cross multiply
    14,880.04x = 22,320.06 × 7,968.04
  4. Step 4: Simplify right side
    14,880.04x = 177,847,130.88
  5. Step 5: Solve for x
    x = 177,847,130.88/14,880.04
  6. Step 6: Final answer
    x = 11,952.06

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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.