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Finding the Fourth Proportional to 63,014.70, 86,937.39 and 37,528.86

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Solution

The fourth proportional to 63,014.70, 86,937.39 and 37,528.86 is: 51,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,014.70 : 86,937.39 = 37,528.86 : x
  2. Step 2: Convert to fraction form
    63,014.70/86,937.39 = 37,528.86/x
  3. Step 3: Cross multiply
    63,014.70x = 86,937.39 × 37,528.86
  4. Step 4: Simplify right side
    63,014.70x = 3,262,661,138.08
  5. Step 5: Solve for x
    x = 3,262,661,138.08/63,014.70
  6. Step 6: Final answer
    x = 51,776.19

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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.