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Finding the Fourth Proportional to 92,525.92, 138,788.38 and 22,405.24

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Solution

The fourth proportional to 92,525.92, 138,788.38 and 22,405.24 is: 33,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,525.92 : 138,788.38 = 22,405.24 : x
  2. Step 2: Convert to fraction form
    92,525.92/138,788.38 = 22,405.24/x
  3. Step 3: Cross multiply
    92,525.92x = 138,788.38 × 22,405.24
  4. Step 4: Simplify right side
    92,525.92x = 3,109,586,963.11
  5. Step 5: Solve for x
    x = 3,109,586,963.11/92,525.92
  6. Step 6: Final answer
    x = 33,607.74

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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.