Home / 45,588.07-62,940.43-31,271.88

Finding the Fourth Proportional to 45,588.07, 62,940.43 and 31,271.88

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Solution

The fourth proportional to 45,588.07, 62,940.43 and 31,271.88 is: 43,175.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,588.07 : 62,940.43 = 31,271.88 : x
  2. Step 2: Convert to fraction form
    45,588.07/62,940.43 = 31,271.88/x
  3. Step 3: Cross multiply
    45,588.07x = 62,940.43 × 31,271.88
  4. Step 4: Simplify right side
    45,588.07x = 1,968,265,574.11
  5. Step 5: Solve for x
    x = 1,968,265,574.11/45,588.07
  6. Step 6: Final answer
    x = 43,175.01

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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.