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Finding the Fourth Proportional to 92,574.24, 138,867.36 and 37,170.24

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Solution

The fourth proportional to 92,574.24, 138,867.36 and 37,170.24 is: 55,757.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,574.24 : 138,867.36 = 37,170.24 : x
  2. Step 2: Convert to fraction form
    92,574.24/138,867.36 = 37,170.24/x
  3. Step 3: Cross multiply
    92,574.24x = 138,867.36 × 37,170.24
  4. Step 4: Simplify right side
    92,574.24x = 5,161,733,099.37
  5. Step 5: Solve for x
    x = 5,161,733,099.37/92,574.24
  6. Step 6: Final answer
    x = 55,757.77

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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.