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Finding the Fourth Proportional to 48,543.48, 72,832.74 and 16,958.22

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Solution

The fourth proportional to 48,543.48, 72,832.74 and 16,958.22 is: 25,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,543.48 : 72,832.74 = 16,958.22 : x
  2. Step 2: Convert to fraction form
    48,543.48/72,832.74 = 16,958.22/x
  3. Step 3: Cross multiply
    48,543.48x = 72,832.74 × 16,958.22
  4. Step 4: Simplify right side
    48,543.48x = 1,235,113,628.12
  5. Step 5: Solve for x
    x = 1,235,113,628.12/48,543.48
  6. Step 6: Final answer
    x = 25,443.45

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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.