Home / 58,725.36-87,984.24-31,042.80

Finding the Fourth Proportional to 58,725.36, 87,984.24 and 31,042.80

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Solution

The fourth proportional to 58,725.36, 87,984.24 and 31,042.80 is: 46,509.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,725.36 : 87,984.24 = 31,042.80 : x
  2. Step 2: Convert to fraction form
    58,725.36/87,984.24 = 31,042.80/x
  3. Step 3: Cross multiply
    58,725.36x = 87,984.24 × 31,042.80
  4. Step 4: Simplify right side
    58,725.36x = 2,731,277,165.47
  5. Step 5: Solve for x
    x = 2,731,277,165.47/58,725.36
  6. Step 6: Final answer
    x = 46,509.33

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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.