Home / 74,271.96-102,509.46-58,107.06

Finding the Fourth Proportional to 74,271.96, 102,509.46 and 58,107.06

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Solution

The fourth proportional to 74,271.96, 102,509.46 and 58,107.06 is: 80,198.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,271.96 : 102,509.46 = 58,107.06 : x
  2. Step 2: Convert to fraction form
    74,271.96/102,509.46 = 58,107.06/x
  3. Step 3: Cross multiply
    74,271.96x = 102,509.46 × 58,107.06
  4. Step 4: Simplify right side
    74,271.96x = 5,956,523,342.79
  5. Step 5: Solve for x
    x = 5,956,523,342.79/74,271.96
  6. Step 6: Final answer
    x = 80,198.82

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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.