Home / 31,272.04-46,918.44-10,212.77

Finding the Fourth Proportional to 31,272.04, 46,918.44 and 10,212.77

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Solution

The fourth proportional to 31,272.04, 46,918.44 and 10,212.77 is: 15,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,272.04 : 46,918.44 = 10,212.77 : x
  2. Step 2: Convert to fraction form
    31,272.04/46,918.44 = 10,212.77/x
  3. Step 3: Cross multiply
    31,272.04x = 46,918.44 × 10,212.77
  4. Step 4: Simplify right side
    31,272.04x = 479,166,987.98
  5. Step 5: Solve for x
    x = 479,166,987.98/31,272.04
  6. Step 6: Final answer
    x = 15,322.54

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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.