Home / 43,230.90-64,814.85-29,155.98

Finding the Fourth Proportional to 43,230.90, 64,814.85 and 29,155.98

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Solution

The fourth proportional to 43,230.90, 64,814.85 and 29,155.98 is: 43,712.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,230.90 : 64,814.85 = 29,155.98 : x
  2. Step 2: Convert to fraction form
    43,230.90/64,814.85 = 29,155.98/x
  3. Step 3: Cross multiply
    43,230.90x = 64,814.85 × 29,155.98
  4. Step 4: Simplify right side
    43,230.90x = 1,889,740,470.30
  5. Step 5: Solve for x
    x = 1,889,740,470.30/43,230.90
  6. Step 6: Final answer
    x = 43,712.73

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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.