Home / 104,034.40-143,566.89-58,727.11

Finding the Fourth Proportional to 104,034.40, 143,566.89 and 58,727.11

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Solution

The fourth proportional to 104,034.40, 143,566.89 and 58,727.11 is: 81,043.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,034.40 : 143,566.89 = 58,727.11 : x
  2. Step 2: Convert to fraction form
    104,034.40/143,566.89 = 58,727.11/x
  3. Step 3: Cross multiply
    104,034.40x = 143,566.89 × 58,727.11
  4. Step 4: Simplify right side
    104,034.40x = 8,431,268,541.39
  5. Step 5: Solve for x
    x = 8,431,268,541.39/104,034.40
  6. Step 6: Final answer
    x = 81,043.08

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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.