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Finding the Fourth Proportional to 63,151.48, 87,160.26 and 37,659.40

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Solution

The fourth proportional to 63,151.48, 87,160.26 and 37,659.40 is: 51,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,151.48 : 87,160.26 = 37,659.40 : x
  2. Step 2: Convert to fraction form
    63,151.48/87,160.26 = 37,659.40/x
  3. Step 3: Cross multiply
    63,151.48x = 87,160.26 × 37,659.40
  4. Step 4: Simplify right side
    63,151.48x = 3,282,403,095.44
  5. Step 5: Solve for x
    x = 3,282,403,095.44/63,151.48
  6. Step 6: Final answer
    x = 51,976.66

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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.