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Finding the Fourth Proportional to 71,087.12, 106,627.44 and 23,698.88

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Solution

The fourth proportional to 71,087.12, 106,627.44 and 23,698.88 is: 35,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,087.12 : 106,627.44 = 23,698.88 : x
  2. Step 2: Convert to fraction form
    71,087.12/106,627.44 = 23,698.88/x
  3. Step 3: Cross multiply
    71,087.12x = 106,627.44 × 23,698.88
  4. Step 4: Simplify right side
    71,087.12x = 2,526,950,905.27
  5. Step 5: Solve for x
    x = 2,526,950,905.27/71,087.12
  6. Step 6: Final answer
    x = 35,547.24

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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.