Home / 55,169.53-76,139.55-32,515.81

Finding the Fourth Proportional to 55,169.53, 76,139.55 and 32,515.81

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Solution

The fourth proportional to 55,169.53, 76,139.55 and 32,515.81 is: 44,875.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,169.53 : 76,139.55 = 32,515.81 : x
  2. Step 2: Convert to fraction form
    55,169.53/76,139.55 = 32,515.81/x
  3. Step 3: Cross multiply
    55,169.53x = 76,139.55 × 32,515.81
  4. Step 4: Simplify right side
    55,169.53x = 2,475,738,950.94
  5. Step 5: Solve for x
    x = 2,475,738,950.94/55,169.53
  6. Step 6: Final answer
    x = 44,875.12

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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.