Home / 29,130.10-40,194.57-16,379.98

Finding the Fourth Proportional to 29,130.10, 40,194.57 and 16,379.98

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Solution

The fourth proportional to 29,130.10, 40,194.57 and 16,379.98 is: 22,601.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,130.10 : 40,194.57 = 16,379.98 : x
  2. Step 2: Convert to fraction form
    29,130.10/40,194.57 = 16,379.98/x
  3. Step 3: Cross multiply
    29,130.10x = 40,194.57 × 16,379.98
  4. Step 4: Simplify right side
    29,130.10x = 658,386,252.71
  5. Step 5: Solve for x
    x = 658,386,252.71/29,130.10
  6. Step 6: Final answer
    x = 22,601.58

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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.