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Finding the Fourth Proportional to 73,460.34, 110,190.51 and 48,494.54

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Solution

The fourth proportional to 73,460.34, 110,190.51 and 48,494.54 is: 72,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,460.34 : 110,190.51 = 48,494.54 : x
  2. Step 2: Convert to fraction form
    73,460.34/110,190.51 = 48,494.54/x
  3. Step 3: Cross multiply
    73,460.34x = 110,190.51 × 48,494.54
  4. Step 4: Simplify right side
    73,460.34x = 5,343,637,543.86
  5. Step 5: Solve for x
    x = 5,343,637,543.86/73,460.34
  6. Step 6: Final answer
    x = 72,741.80

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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.