Home / 43,587.06-59,731.19-39,388.02

Finding the Fourth Proportional to 43,587.06, 59,731.19 and 39,388.02

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Solution

The fourth proportional to 43,587.06, 59,731.19 and 39,388.02 is: 53,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,587.06 : 59,731.19 = 39,388.02 : x
  2. Step 2: Convert to fraction form
    43,587.06/59,731.19 = 39,388.02/x
  3. Step 3: Cross multiply
    43,587.06x = 59,731.19 × 39,388.02
  4. Step 4: Simplify right side
    43,587.06x = 2,352,693,109.40
  5. Step 5: Solve for x
    x = 2,352,693,109.40/43,587.06
  6. Step 6: Final answer
    x = 53,976.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.