Home / 43,326.16-64,992.88-15,243.26

Finding the Fourth Proportional to 43,326.16, 64,992.88 and 15,243.26

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Solution

The fourth proportional to 43,326.16, 64,992.88 and 15,243.26 is: 22,866.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,326.16 : 64,992.88 = 15,243.26 : x
  2. Step 2: Convert to fraction form
    43,326.16/64,992.88 = 15,243.26/x
  3. Step 3: Cross multiply
    43,326.16x = 64,992.88 × 15,243.26
  4. Step 4: Simplify right side
    43,326.16x = 990,703,062.08
  5. Step 5: Solve for x
    x = 990,703,062.08/43,326.16
  6. Step 6: Final answer
    x = 22,866.16

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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.