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Finding the Fourth Proportional to 102,846.34, 141,926.07 and 58,134.34

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Solution

The fourth proportional to 102,846.34, 141,926.07 and 58,134.34 is: 80,224.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,846.34 : 141,926.07 = 58,134.34 : x
  2. Step 2: Convert to fraction form
    102,846.34/141,926.07 = 58,134.34/x
  3. Step 3: Cross multiply
    102,846.34x = 141,926.07 × 58,134.34
  4. Step 4: Simplify right side
    102,846.34x = 8,250,778,408.24
  5. Step 5: Solve for x
    x = 8,250,778,408.24/102,846.34
  6. Step 6: Final answer
    x = 80,224.33

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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.