Home / 53,651.08-80,472.84-14,207.32

Finding the Fourth Proportional to 53,651.08, 80,472.84 and 14,207.32

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Solution

The fourth proportional to 53,651.08, 80,472.84 and 14,207.32 is: 21,309.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,651.08 : 80,472.84 = 14,207.32 : x
  2. Step 2: Convert to fraction form
    53,651.08/80,472.84 = 14,207.32/x
  3. Step 3: Cross multiply
    53,651.08x = 80,472.84 × 14,207.32
  4. Step 4: Simplify right side
    53,651.08x = 1,143,303,389.19
  5. Step 5: Solve for x
    x = 1,143,303,389.19/53,651.08
  6. Step 6: Final answer
    x = 21,309.98

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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.