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Finding the Fourth Proportional to 43,886.01, 65,830.84 and 14,304.11

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Solution

The fourth proportional to 43,886.01, 65,830.84 and 14,304.11 is: 21,456.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,886.01 : 65,830.84 = 14,304.11 : x
  2. Step 2: Convert to fraction form
    43,886.01/65,830.84 = 14,304.11/x
  3. Step 3: Cross multiply
    43,886.01x = 65,830.84 × 14,304.11
  4. Step 4: Simplify right side
    43,886.01x = 941,651,292.30
  5. Step 5: Solve for x
    x = 941,651,292.30/43,886.01
  6. Step 6: Final answer
    x = 21,456.75

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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.