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Finding the Fourth Proportional to 69,657.90, 96,127.77 and 37,826.79

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Solution

The fourth proportional to 69,657.90, 96,127.77 and 37,826.79 is: 52,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,657.90 : 96,127.77 = 37,826.79 : x
  2. Step 2: Convert to fraction form
    69,657.90/96,127.77 = 37,826.79/x
  3. Step 3: Cross multiply
    69,657.90x = 96,127.77 × 37,826.79
  4. Step 4: Simplify right side
    69,657.90x = 3,636,204,968.96
  5. Step 5: Solve for x
    x = 3,636,204,968.96/69,657.90
  6. Step 6: Final answer
    x = 52,200.90

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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.