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Finding the Fourth Proportional to 61,524.48, 84,903.72 and 33,230.16

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Solution

The fourth proportional to 61,524.48, 84,903.72 and 33,230.16 is: 45,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,524.48 : 84,903.72 = 33,230.16 : x
  2. Step 2: Convert to fraction form
    61,524.48/84,903.72 = 33,230.16/x
  3. Step 3: Cross multiply
    61,524.48x = 84,903.72 × 33,230.16
  4. Step 4: Simplify right side
    61,524.48x = 2,821,364,200.20
  5. Step 5: Solve for x
    x = 2,821,364,200.20/61,524.48
  6. Step 6: Final answer
    x = 45,857.59

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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.