Home / 76,151.88-105,089.40-44,341.83

Finding the Fourth Proportional to 76,151.88, 105,089.40 and 44,341.83

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Solution

The fourth proportional to 76,151.88, 105,089.40 and 44,341.83 is: 61,191.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,151.88 : 105,089.40 = 44,341.83 : x
  2. Step 2: Convert to fraction form
    76,151.88/105,089.40 = 44,341.83/x
  3. Step 3: Cross multiply
    76,151.88x = 105,089.40 × 44,341.83
  4. Step 4: Simplify right side
    76,151.88x = 4,659,856,309.60
  5. Step 5: Solve for x
    x = 4,659,856,309.60/76,151.88
  6. Step 6: Final answer
    x = 61,191.61

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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.