Home / 58,525.40-80,764.79-31,668.39

Finding the Fourth Proportional to 58,525.40, 80,764.79 and 31,668.39

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Solution

The fourth proportional to 58,525.40, 80,764.79 and 31,668.39 is: 43,702.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,525.40 : 80,764.79 = 31,668.39 : x
  2. Step 2: Convert to fraction form
    58,525.40/80,764.79 = 31,668.39/x
  3. Step 3: Cross multiply
    58,525.40x = 80,764.79 × 31,668.39
  4. Step 4: Simplify right side
    58,525.40x = 2,557,690,947.16
  5. Step 5: Solve for x
    x = 2,557,690,947.16/58,525.40
  6. Step 6: Final answer
    x = 43,702.24

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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.