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Finding the Fourth Proportional to 73,457.57, 101,370.12 and 41,625.78

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Solution

The fourth proportional to 73,457.57, 101,370.12 and 41,625.78 is: 57,442.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,457.57 : 101,370.12 = 41,625.78 : x
  2. Step 2: Convert to fraction form
    73,457.57/101,370.12 = 41,625.78/x
  3. Step 3: Cross multiply
    73,457.57x = 101,370.12 × 41,625.78
  4. Step 4: Simplify right side
    73,457.57x = 4,219,610,313.69
  5. Step 5: Solve for x
    x = 4,219,610,313.69/73,457.57
  6. Step 6: Final answer
    x = 57,442.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.