Home / 53,754.51-80,633.18-14,311.69

Finding the Fourth Proportional to 53,754.51, 80,633.18 and 14,311.69

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Solution

The fourth proportional to 53,754.51, 80,633.18 and 14,311.69 is: 21,467.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,754.51 : 80,633.18 = 14,311.69 : x
  2. Step 2: Convert to fraction form
    53,754.51/80,633.18 = 14,311.69/x
  3. Step 3: Cross multiply
    53,754.51x = 80,633.18 × 14,311.69
  4. Step 4: Simplify right side
    53,754.51x = 1,153,997,075.87
  5. Step 5: Solve for x
    x = 1,153,997,075.87/53,754.51
  6. Step 6: Final answer
    x = 21,467.91

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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.