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Finding the Fourth Proportional to 14,304.94, 19,742.03 and 8,018.53

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Solution

The fourth proportional to 14,304.94, 19,742.03 and 8,018.53 is: 11,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304.94 : 19,742.03 = 8,018.53 : x
  2. Step 2: Convert to fraction form
    14,304.94/19,742.03 = 8,018.53/x
  3. Step 3: Cross multiply
    14,304.94x = 19,742.03 × 8,018.53
  4. Step 4: Simplify right side
    14,304.94x = 158,302,000.44
  5. Step 5: Solve for x
    x = 158,302,000.44/14,304.94
  6. Step 6: Final answer
    x = 11,066.25

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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.