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Finding the Fourth Proportional to 115,655.64, 173,483.52 and 32,549.64

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Solution

The fourth proportional to 115,655.64, 173,483.52 and 32,549.64 is: 48,824.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,655.64 : 173,483.52 = 32,549.64 : x
  2. Step 2: Convert to fraction form
    115,655.64/173,483.52 = 32,549.64/x
  3. Step 3: Cross multiply
    115,655.64x = 173,483.52 × 32,549.64
  4. Step 4: Simplify right side
    115,655.64x = 5,646,826,121.93
  5. Step 5: Solve for x
    x = 5,646,826,121.93/115,655.64
  6. Step 6: Final answer
    x = 48,824.48

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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.