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Finding the Fourth Proportional to 47,444.90, 71,164.90 and 14,165.24

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Solution

The fourth proportional to 47,444.90, 71,164.90 and 14,165.24 is: 21,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,444.90 : 71,164.90 = 14,165.24 : x
  2. Step 2: Convert to fraction form
    47,444.90/71,164.90 = 14,165.24/x
  3. Step 3: Cross multiply
    47,444.90x = 71,164.90 × 14,165.24
  4. Step 4: Simplify right side
    47,444.90x = 1,008,067,888.08
  5. Step 5: Solve for x
    x = 1,008,067,888.08/47,444.90
  6. Step 6: Final answer
    x = 21,247.13

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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.