Home / 76,206.86-105,166.96-45,611.46

Finding the Fourth Proportional to 76,206.86, 105,166.96 and 45,611.46

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Solution

The fourth proportional to 76,206.86, 105,166.96 and 45,611.46 is: 62,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,206.86 : 105,166.96 = 45,611.46 : x
  2. Step 2: Convert to fraction form
    76,206.86/105,166.96 = 45,611.46/x
  3. Step 3: Cross multiply
    76,206.86x = 105,166.96 × 45,611.46
  4. Step 4: Simplify right side
    76,206.86x = 4,796,818,589.36
  5. Step 5: Solve for x
    x = 4,796,818,589.36/76,206.86
  6. Step 6: Final answer
    x = 62,944.71

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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.