Home / 33,104.16-45,681.36-18,956.64

Finding the Fourth Proportional to 33,104.16, 45,681.36 and 18,956.64

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Solution

The fourth proportional to 33,104.16, 45,681.36 and 18,956.64 is: 26,158.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,104.16 : 45,681.36 = 18,956.64 : x
  2. Step 2: Convert to fraction form
    33,104.16/45,681.36 = 18,956.64/x
  3. Step 3: Cross multiply
    33,104.16x = 45,681.36 × 18,956.64
  4. Step 4: Simplify right side
    33,104.16x = 865,965,096.23
  5. Step 5: Solve for x
    x = 865,965,096.23/33,104.16
  6. Step 6: Final answer
    x = 26,158.80

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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.