Home / 80,029.55-119,953.17-26,709.01

Finding the Fourth Proportional to 80,029.55, 119,953.17 and 26,709.01

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Solution

The fourth proportional to 80,029.55, 119,953.17 and 26,709.01 is: 40,033.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,029.55 : 119,953.17 = 26,709.01 : x
  2. Step 2: Convert to fraction form
    80,029.55/119,953.17 = 26,709.01/x
  3. Step 3: Cross multiply
    80,029.55x = 119,953.17 × 26,709.01
  4. Step 4: Simplify right side
    80,029.55x = 3,203,830,117.18
  5. Step 5: Solve for x
    x = 3,203,830,117.18/80,029.55
  6. Step 6: Final answer
    x = 40,033.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.