Home / 55,014.63-75,953.70-51,622.04

Finding the Fourth Proportional to 55,014.63, 75,953.70 and 51,622.04

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Solution

The fourth proportional to 55,014.63, 75,953.70 and 51,622.04 is: 71,269.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,014.63 : 75,953.70 = 51,622.04 : x
  2. Step 2: Convert to fraction form
    55,014.63/75,953.70 = 51,622.04/x
  3. Step 3: Cross multiply
    55,014.63x = 75,953.70 × 51,622.04
  4. Step 4: Simplify right side
    55,014.63x = 3,920,885,129.43
  5. Step 5: Solve for x
    x = 3,920,885,129.43/55,014.63
  6. Step 6: Final answer
    x = 71,269.87

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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.