Home / 55,536.80-83,304.38-13,416.52

Finding the Fourth Proportional to 55,536.80, 83,304.38 and 13,416.52

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Solution

The fourth proportional to 55,536.80, 83,304.38 and 13,416.52 is: 20,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,536.80 : 83,304.38 = 13,416.52 : x
  2. Step 2: Convert to fraction form
    55,536.80/83,304.38 = 13,416.52/x
  3. Step 3: Cross multiply
    55,536.80x = 83,304.38 × 13,416.52
  4. Step 4: Simplify right side
    55,536.80x = 1,117,654,880.36
  5. Step 5: Solve for x
    x = 1,117,654,880.36/55,536.80
  6. Step 6: Final answer
    x = 20,124.58

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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.