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Finding the Fourth Proportional to 58,863.42, 81,195.48 and 54,926.82

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Solution

The fourth proportional to 58,863.42, 81,195.48 and 54,926.82 is: 75,765.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,863.42 : 81,195.48 = 54,926.82 : x
  2. Step 2: Convert to fraction form
    58,863.42/81,195.48 = 54,926.82/x
  3. Step 3: Cross multiply
    58,863.42x = 81,195.48 × 54,926.82
  4. Step 4: Simplify right side
    58,863.42x = 4,459,809,514.77
  5. Step 5: Solve for x
    x = 4,459,809,514.77/58,863.42
  6. Step 6: Final answer
    x = 75,765.38

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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.