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Finding the Fourth Proportional to 107,235.48, 160,748.63 and 51,060.49

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Solution

The fourth proportional to 107,235.48, 160,748.63 and 51,060.49 is: 76,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,235.48 : 160,748.63 = 51,060.49 : x
  2. Step 2: Convert to fraction form
    107,235.48/160,748.63 = 51,060.49/x
  3. Step 3: Cross multiply
    107,235.48x = 160,748.63 × 51,060.49
  4. Step 4: Simplify right side
    107,235.48x = 8,207,903,814.63
  5. Step 5: Solve for x
    x = 8,207,903,814.63/107,235.48
  6. Step 6: Final answer
    x = 76,540.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.