Home / 72,994.02-100,731.75-41,162.88

Finding the Fourth Proportional to 72,994.02, 100,731.75 and 41,162.88

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Solution

The fourth proportional to 72,994.02, 100,731.75 and 41,162.88 is: 56,804.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,994.02 : 100,731.75 = 41,162.88 : x
  2. Step 2: Convert to fraction form
    72,994.02/100,731.75 = 41,162.88/x
  3. Step 3: Cross multiply
    72,994.02x = 100,731.75 × 41,162.88
  4. Step 4: Simplify right side
    72,994.02x = 4,146,408,937.44
  5. Step 5: Solve for x
    x = 4,146,408,937.44/72,994.02
  6. Step 6: Final answer
    x = 56,804.78

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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.