Home / 58,885.21-81,234.78-34,998.31

Finding the Fourth Proportional to 58,885.21, 81,234.78 and 34,998.31

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Solution

The fourth proportional to 58,885.21, 81,234.78 and 34,998.31 is: 48,281.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,885.21 : 81,234.78 = 34,998.31 : x
  2. Step 2: Convert to fraction form
    58,885.21/81,234.78 = 34,998.31/x
  3. Step 3: Cross multiply
    58,885.21x = 81,234.78 × 34,998.31
  4. Step 4: Simplify right side
    58,885.21x = 2,843,079,607.05
  5. Step 5: Solve for x
    x = 2,843,079,607.05/58,885.21
  6. Step 6: Final answer
    x = 48,281.73

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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.