Home / 53,116.08-79,723.40-26,839.32

Finding the Fourth Proportional to 53,116.08, 79,723.40 and 26,839.32

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Solution

The fourth proportional to 53,116.08, 79,723.40 and 26,839.32 is: 40,283.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,116.08 : 79,723.40 = 26,839.32 : x
  2. Step 2: Convert to fraction form
    53,116.08/79,723.40 = 26,839.32/x
  3. Step 3: Cross multiply
    53,116.08x = 79,723.40 × 26,839.32
  4. Step 4: Simplify right side
    53,116.08x = 2,139,721,844.09
  5. Step 5: Solve for x
    x = 2,139,721,844.09/53,116.08
  6. Step 6: Final answer
    x = 40,283.88

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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.