Home / 51,716.65-77,573.44-14,279.01

Finding the Fourth Proportional to 51,716.65, 77,573.44 and 14,279.01

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Solution

The fourth proportional to 51,716.65, 77,573.44 and 14,279.01 is: 21,418.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,716.65 : 77,573.44 = 14,279.01 : x
  2. Step 2: Convert to fraction form
    51,716.65/77,573.44 = 14,279.01/x
  3. Step 3: Cross multiply
    51,716.65x = 77,573.44 × 14,279.01
  4. Step 4: Simplify right side
    51,716.65x = 1,107,671,925.49
  5. Step 5: Solve for x
    x = 1,107,671,925.49/51,716.65
  6. Step 6: Final answer
    x = 21,418.09

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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.