Home / 58,814.42-81,164.28-31,956.90

Finding the Fourth Proportional to 58,814.42, 81,164.28 and 31,956.90

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Solution

The fourth proportional to 58,814.42, 81,164.28 and 31,956.90 is: 44,100.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,814.42 : 81,164.28 = 31,956.90 : x
  2. Step 2: Convert to fraction form
    58,814.42/81,164.28 = 31,956.90/x
  3. Step 3: Cross multiply
    58,814.42x = 81,164.28 × 31,956.90
  4. Step 4: Simplify right side
    58,814.42x = 2,593,758,779.53
  5. Step 5: Solve for x
    x = 2,593,758,779.53/58,814.42
  6. Step 6: Final answer
    x = 44,100.73

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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.