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Finding the Fourth Proportional to 101,336.80, 152,004.40 and 26,456.80

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Solution

The fourth proportional to 101,336.80, 152,004.40 and 26,456.80 is: 39,684.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,336.80 : 152,004.40 = 26,456.80 : x
  2. Step 2: Convert to fraction form
    101,336.80/152,004.40 = 26,456.80/x
  3. Step 3: Cross multiply
    101,336.80x = 152,004.40 × 26,456.80
  4. Step 4: Simplify right side
    101,336.80x = 4,021,550,009.92
  5. Step 5: Solve for x
    x = 4,021,550,009.92/101,336.80
  6. Step 6: Final answer
    x = 39,684.99

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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.