Home / 31,201.04-43,056.80-17,053.98

Finding the Fourth Proportional to 31,201.04, 43,056.80 and 17,053.98

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Solution

The fourth proportional to 31,201.04, 43,056.80 and 17,053.98 is: 23,534.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,201.04 : 43,056.80 = 17,053.98 : x
  2. Step 2: Convert to fraction form
    31,201.04/43,056.80 = 17,053.98/x
  3. Step 3: Cross multiply
    31,201.04x = 43,056.80 × 17,053.98
  4. Step 4: Simplify right side
    31,201.04x = 734,289,806.06
  5. Step 5: Solve for x
    x = 734,289,806.06/31,201.04
  6. Step 6: Final answer
    x = 23,534.15

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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.