Home / 58,850.45-81,215.20-31,994.76

Finding the Fourth Proportional to 58,850.45, 81,215.20 and 31,994.76

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Solution

The fourth proportional to 58,850.45, 81,215.20 and 31,994.76 is: 44,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,850.45 : 81,215.20 = 31,994.76 : x
  2. Step 2: Convert to fraction form
    58,850.45/81,215.20 = 31,994.76/x
  3. Step 3: Cross multiply
    58,850.45x = 81,215.20 × 31,994.76
  4. Step 4: Simplify right side
    58,850.45x = 2,598,460,832.35
  5. Step 5: Solve for x
    x = 2,598,460,832.35/58,850.45
  6. Step 6: Final answer
    x = 44,153.63

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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.