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Finding the Fourth Proportional to 73,484.24, 101,416.16 and 41,649.72

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Solution

The fourth proportional to 73,484.24, 101,416.16 and 41,649.72 is: 57,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,484.24 : 101,416.16 = 41,649.72 : x
  2. Step 2: Convert to fraction form
    73,484.24/101,416.16 = 41,649.72/x
  3. Step 3: Cross multiply
    73,484.24x = 101,416.16 × 41,649.72
  4. Step 4: Simplify right side
    73,484.24x = 4,223,954,667.48
  5. Step 5: Solve for x
    x = 4,223,954,667.48/73,484.24
  6. Step 6: Final answer
    x = 57,481.10

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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.