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Finding the Fourth Proportional to 76,017.86, 104,913.77 and 44,186.76

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Solution

The fourth proportional to 76,017.86, 104,913.77 and 44,186.76 is: 60,983.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,017.86 : 104,913.77 = 44,186.76 : x
  2. Step 2: Convert to fraction form
    76,017.86/104,913.77 = 44,186.76/x
  3. Step 3: Cross multiply
    76,017.86x = 104,913.77 × 44,186.76
  4. Step 4: Simplify right side
    76,017.86x = 4,635,799,575.69
  5. Step 5: Solve for x
    x = 4,635,799,575.69/76,017.86
  6. Step 6: Final answer
    x = 60,983.03

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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.