Home / 83,818.04-115,723.50-52,033.64

Finding the Fourth Proportional to 83,818.04, 115,723.50 and 52,033.64

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Solution

The fourth proportional to 83,818.04, 115,723.50 and 52,033.64 is: 71,840.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,818.04 : 115,723.50 = 52,033.64 : x
  2. Step 2: Convert to fraction form
    83,818.04/115,723.50 = 52,033.64/x
  3. Step 3: Cross multiply
    83,818.04x = 115,723.50 × 52,033.64
  4. Step 4: Simplify right side
    83,818.04x = 6,021,514,938.54
  5. Step 5: Solve for x
    x = 6,021,514,938.54/83,818.04
  6. Step 6: Final answer
    x = 71,840.32

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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.