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Finding the Fourth Proportional to 107,633.70, 148,527.54 and 59,885.82

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Solution

The fourth proportional to 107,633.70, 148,527.54 and 59,885.82 is: 82,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,633.70 : 148,527.54 = 59,885.82 : x
  2. Step 2: Convert to fraction form
    107,633.70/148,527.54 = 59,885.82/x
  3. Step 3: Cross multiply
    107,633.70x = 148,527.54 × 59,885.82
  4. Step 4: Simplify right side
    107,633.70x = 8,894,693,525.48
  5. Step 5: Solve for x
    x = 8,894,693,525.48/107,633.70
  6. Step 6: Final answer
    x = 82,638.56

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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.