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Finding the Fourth Proportional to 32,390.92, 44,645.70 and 25,664.68

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Solution

The fourth proportional to 32,390.92, 44,645.70 and 25,664.68 is: 35,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,390.92 : 44,645.70 = 25,664.68 : x
  2. Step 2: Convert to fraction form
    32,390.92/44,645.70 = 25,664.68/x
  3. Step 3: Cross multiply
    32,390.92x = 44,645.70 × 25,664.68
  4. Step 4: Simplify right side
    32,390.92x = 1,145,817,603.88
  5. Step 5: Solve for x
    x = 1,145,817,603.88/32,390.92
  6. Step 6: Final answer
    x = 35,374.65

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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.