Home / 57,971.25-86,924.93-17,979.17

Finding the Fourth Proportional to 57,971.25, 86,924.93 and 17,979.17

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Solution

The fourth proportional to 57,971.25, 86,924.93 and 17,979.17 is: 26,958.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,971.25 : 86,924.93 = 17,979.17 : x
  2. Step 2: Convert to fraction form
    57,971.25/86,924.93 = 17,979.17/x
  3. Step 3: Cross multiply
    57,971.25x = 86,924.93 × 17,979.17
  4. Step 4: Simplify right side
    57,971.25x = 1,562,837,569.19
  5. Step 5: Solve for x
    x = 1,562,837,569.19/57,971.25
  6. Step 6: Final answer
    x = 26,958.84

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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.