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Finding the Fourth Proportional to 63,173.50, 87,140.13 and 37,662.14

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Solution

The fourth proportional to 63,173.50, 87,140.13 and 37,662.14 is: 51,950.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,173.50 : 87,140.13 = 37,662.14 : x
  2. Step 2: Convert to fraction form
    63,173.50/87,140.13 = 37,662.14/x
  3. Step 3: Cross multiply
    63,173.50x = 87,140.13 × 37,662.14
  4. Step 4: Simplify right side
    63,173.50x = 3,281,883,775.68
  5. Step 5: Solve for x
    x = 3,281,883,775.68/63,173.50
  6. Step 6: Final answer
    x = 51,950.32

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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.