Home / 83,817.04-115,722.12-52,032.64

Finding the Fourth Proportional to 83,817.04, 115,722.12 and 52,032.64

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Solution

The fourth proportional to 83,817.04, 115,722.12 and 52,032.64 is: 71,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,817.04 : 115,722.12 = 52,032.64 : x
  2. Step 2: Convert to fraction form
    83,817.04/115,722.12 = 52,032.64/x
  3. Step 3: Cross multiply
    83,817.04x = 115,722.12 × 52,032.64
  4. Step 4: Simplify right side
    83,817.04x = 6,021,327,410.00
  5. Step 5: Solve for x
    x = 6,021,327,410.00/83,817.04
  6. Step 6: Final answer
    x = 71,838.94

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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.