Home / 29,270.16-43,909.52-8,490.96

Finding the Fourth Proportional to 29,270.16, 43,909.52 and 8,490.96

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Solution

The fourth proportional to 29,270.16, 43,909.52 and 8,490.96 is: 12,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,270.16 : 43,909.52 = 8,490.96 : x
  2. Step 2: Convert to fraction form
    29,270.16/43,909.52 = 8,490.96/x
  3. Step 3: Cross multiply
    29,270.16x = 43,909.52 × 8,490.96
  4. Step 4: Simplify right side
    29,270.16x = 372,833,977.94
  5. Step 5: Solve for x
    x = 372,833,977.94/29,270.16
  6. Step 6: Final answer
    x = 12,737.68

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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.